Class Definition for Class 285 - PIPE JOINTS OR COUPLINGS

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CLASS 285,	PIPE JOINTS OR COUPLINGS
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SECTION I - CLASS DEFINITION

Joints between two or more members, such members comprising fluid, wire or cable conducting pipes, tubes or tubular bodies with or without rod-like bodies in end-to-end or side-to-side relation or between such a member and a plate, wall, receptacle or other base.

SECTION II - REFERENCES TO OTHER CLASSES

SEE OR SEARCH CLASS:

4,	Baths, Closets, Sinks, and Spittoons, subclasses 252.1+ for a closet bowl coupling and subclass 696 for a fitting or manifold for a sink or bath.
5,	Beds, subclasses 279+ , especially subclass 282 for joints and connections, and subclasses 288+ for corner fasteners.
24,	Buckles, Buttons, Clasps, etc., appropriate subclasses, especially subclasses 588+ for head and socket separable fasteners.
29,	Metal Working, subclasses 890.14+ for methods of making gas and water fittings.
48,	Gas: Heating and Illuminating, subclasses 190 through 194for analogous structure in pressure regulators, safety devices and leak preventers specialized to that art.
52,	Static Structures (e.g., Buildings), subclasses 58+ for an exterior type flashing, e.g., sealing around a chimney, subclass 95 for a conduit or passage means at a roof end structure, subclass 219 for a flue connection with a building structure, and subclasses 220.1+ for a service duct, e.g., an electrical conduit within a barrier structure.
55,	Gas Separation, subclasses 495+ for separating media positioned in a flow line.
72,	Metal Deforming, appropriate subclasses, for a method of or means for making a metal article by plastically working a blank, e.g., forging or bending it.
73,	Measuring and Testing, subclass 201 , for joints or couplings combined with fluid meter box structure. (More than a conventional statement).
105,	Railway Rolling Stock, subclass 40 for a flexible joint between boiler sections in a steam locomotive and subclass 47 for an articulate or flexible pipe connection between relatively movable parts of a steam locomotive.
119,	Animal Husbandry, subclasses 14.01+ for manifolds, couplings and claws providing means to connect teat cups with pressure and/or milk lines.
122,	Liquid Heaters and Vaporizers, subclass 87 , for fire tube "U" couplings, 360+, for special water tube closures and couplings, 365 and 511, for specialized tubes and connectors.
126,	Stoves and Furnaces, subclasses 307 and 312 for connections between stovepipes and stoves.
131,	Tobacco, subclass 225 for joints in tobacco smoking appliances.
137,	Fluid Handling, for fluid handling apparatus including coupling and pipe joints in combination with other fluid handling means, see particularly subclasses 231 , 355.16+, 580, 614+, and 637.05.
156,	Adhesive Bonding and Miscellaneous Chemical Manufacture, appropriate subclass for process of making a joint by a laminating operation.
165,	Heat Exchange, subclasses 173+ for side by side heat exchange tubes connected to a header plate, and subclass 178 for a heat exchange tube with a support or flow connector.
166,	Wells, subclasses 75.11+ for well heads with some fluid handling or other feature special to wells, especially subclasses 86.1+ for a well head with a sealed or anchored inner member and a valve and subclasses 88.1+ for a well head with a sealed or anchored inner member and a lateral port, subclasses 179+ and the subclasses there noted for packers situated below ground level and sealing the annular space between a prepositioned well conduit and a pipe inserted into the conduit, subclasses 206+ for expanding anchor means situated below ground level holding an inner pipe to a prepositioned well conduit.
174,	Electricity: Conductors and Insulators, particularly subclasses 17 through 20, 50+, 66, 67, and 71-94 for pipe joints and couplings limited to electrical use.
210,	Liquid Purification or Separation, subclasses 435+ for a filter element positioned in a flow line or a flow line connected casing and subclasses 459+ for a filter element mounted on a pipe.
213,	Railway Draft Appliances, subclass 76 for combined car and air train line couplings. See the Notes thereunder.
220,	Receptacles, subclasses 3.2+ , 241 and 242 for receptacles and face plates having means for coupling pipes thereto.
228,	Metal Fusion Bonding, subclasses 122.1+ for a method of bonding a nonmetal to a metal using separate metallic filler and subclass 120 for a method of mechanical joining and bonding a nonmetal to a metal.
239,	Fluid Sprinkling, Spraying, and Diffusing, subclasses 195+ , 225+ and 587.1+ for combined sprayer devices and couplings and for couplings specially designed for rotating or adjusting the sprayer on the flow line.
241,	Solid Material Comminution of Disintegration, subclasses 46.013+ , especially subclass 46.015, for the combination of a sink joint, per se, classifiable in this class (285), and a comminuting means.
248,	Supports, subclass 188 for leg attaching connections for stands.
251,	Valves and Valve Actuation, subclass 89.5 , 148+, 149+, and 149.9 for fluid handling apparatus including a flow path comprising a coupling having a valve therein.
256,	Fences, subclasses 47+ for fence wire to post connections, and subclasses 65.01+ for fence rail to post connections.
264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, appropriate subclasses, for processes within the class definition for molding or shaping plastic materials.
277,	Seal for a Joint or Juncture, for a seal between two pipes or a pipe and a wall that are at most secured together only by friction between the seal and the pipe or wall, subclasses 602+ for a static contact seal intended for use on a pipe, conduit, or cable.
279,	Chucks or Sockets, subclasses 9.1+ for a connection between a holder and tool or work-piece having the gripping means or seat on or within the holder. See the Search Notes thereunder.
333,	Wave Transmission Lines and Networks, subclasses 248+ for wave guide joints or couplings, which claim significant wave propagation characteristics, and subclasses 109+ for such joints or couplings providing a branched circuit.
403,	Joints and Connections, for joints or connection in general.
408,	Cutting by Use of Rotating Axially Moving Tool, for the combination of a pipe joint or coupling with means to drill in the manner of that class.
439,	Electrical Connectors, appropriate subclasses for electrical connectors and see Lines With Other Classes and Within This Class in the Class Definition of that class (439) for the line between Class 439 and the other classes where joints or couplings can be found.

SUBCLASSES

[List of Patents for class 285 subclass 1]

SAFETY RELEASE:

This subclass is indented under the class definition. Subject matter including means responsive to a predetermined force to release the means holding the joint together to prevent injury to the parts.

SEE OR SEARCH THIS CLASS, SUBCLASS:

33+,	for a coupling with means to effect a quick release in addition to a normal release.
304,	for a "breakaway" type coupling comprising a friction detent.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclasses 67+ for a destructible or deformable element control of fluid handling means. See the Search Notes thereunder.

[List of Patents for class 285 subclass 2]

With frangible or deformable element:

This subclass is indented under subclass 1. Devices which include a frangible or deformable element; e.g., a shear pin or bolt.

SEE OR SEARCH THIS CLASS, SUBCLASS:

3,	for a frangible element essential to the making or disassembly of the joint.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclasses 59+ for freeze condition responsive safety means in fluid handling means.

[List of Patents for class 285 subclass 3]

FRANGIBLE ELEMENT:

This subclass is indented under the class definition. Subject matter which includes a frangible element that is cut or broken prior to assembly or disassembly of the joint.

SEE OR SEARCH THIS CLASS, SUBCLASS:

2,	for a coupling with a safety release including a frangible element.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclasses 67+ for flow control means responsive to frangible means, and subclass 797 for a frangible element in a flow control means.
220,	Receptacles, subclass 265 for a frangible closure in a metallic receptacle.
222,	Dispensing, subclasses 541.1+ for dispensers with frangible outlet elements.

4	Score line or groove:
	This subclass is indented under subclass 3. Subject matter including score lines or grooves whereby the size or angle of a piece may be varied prior to assembly by cutting or breaking along the line or groove.

[List of Patents for class 285 subclass 5]

IRRIGATION TYPE (GUIDE AND SUPPORT):

This subclass is indented under the class definition. Devices particular to irrigation pipe lines and generally including guide means to facilitate the coupling operation and/or support means for supporting the coupling and the pipe above ground level. The support may be a static support or a transporting means such as a sled or wheel.

SEE OR SEARCH THIS CLASS, SUBCLASS:

61+,	for the combination of a support and a coupling.

[List of Patents for class 285 subclass 6]

Released by conduit motion:

This subclass is indented under subclass 5. Subject matter including means wherein a latch can be released by manipulation of the pipe, e.g., by relative rotation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

307,	for essential catches manipulated by conduit motion.

[List of Patents for class 285 subclass 7]

VACUUM CLEANER TYPE:

This subclass is indented under the class definition. Subject matter peculiar to couplings in household vacuum cleaners; e.g., between the blower or intake pipe and the dirt receptacle, etc.

SEE OR SEARCH CLASS:

15,	Brushing, Scrubbing, and General Cleaning, subclasses 300.1+ for vacuum cleaner combinations.

[List of Patents for class 285 subclass 8]

FAUCET TYPE (E.G., SLIP-ON):

This subclass is indented under the class definition. Devices comprising a readily detachable coupling member generally of the socket type with means to engage the spigot end of a faucet.

SEE OR SEARCH THIS CLASS, SUBCLASS:

243,	and 322+, for contractible sockets.
374+,	for packed sockets.
399+,	for socket joints.

9.1	WITH MAGNETIC ELEMENT:
	This subclass is indented under the class definition. Subject matter wherein two or more members are in coupled relation and wherein there is provided a component having magnetic properties configured to aid in holding the members together.

[List of Patents for class 285 subclass 9.2]

9.2

CONTACT ONLY:

This subclass is indented under the class definition. Subject matter wherein two or more members are held in a coupled relation solely by physical contact of portions of the members in the absence of either separate coupling means or of specific coupling structure of the members.

SEE OR SEARCH CLASS:

141,	Fluent Material Handling, With Receiver or Receiver Coacting Means, subclasses 383+ for the combination of a receiver, dispenser and joint therebetween.
251,	Valves and Valve Actuation, subclass 149.7 for a valve flow line section joined to another by a contact only, or friction, joint, where the act of joining operates the valve in opposition to a spring biasing it.

[List of Patents for class 285 subclass 10]

LIQUID SEAL:

This subclass is indented under the class definition. Devices wherein a liquid seals a joint to prevent escape of the line flow to the exterior of the flow path.

SEE OR SEARCH THIS CLASS, SUBCLASS:

94,	for couplings with lubricating means.
95+,	for couplings wherein a seal is enhanced by the line pressure.
284.1+,	for molded joints.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclasses 246+ for liquid sealing at a valve interface; subclass 247 for liquid trap seals, and see the Search Notes thereunder.

11	With relative motion:
	This subclass is indented under subclass 10. Subject matter wherein the sealing is between juxtaposed surfaces which are relatively movable.

12	CONVERTIBLE:
	This subclass is indented under the class definition. Devices comprising means whereby the type of joint can be changed by reassembling all or some of its parts in a different relationship or by the addition of a part or parts.

[List of Patents for class 285 subclass 13]

WITH LEAKAGE OR DRIP DISPOSAL:

This subclass is indented under the class definition. Subject matter in which means are provided to catch or otherwise dispose of material dripping or leaking from the joint. By drip or leakage is meant material which escapes to the exterior of the normal flow path and also includes condensate and water derived from melting ice or frost.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclasses 312+ for leak or drip disposal means in fluid handling devices.
222,	Dispensing, subclasses 108+ for drip, leakage or waste catching or disposal in dispensers.
277,	Seal for a Joint or Juncture, for a seal between two pipes or a pipe and a wall that are at most secured together only by friction between the seal and the pipe or wall, subclass 429 for a dynamic close proximity impeller-type seal having a fluid collector or receiver.

[List of Patents for class 285 subclass 14]

Weep holes:

This subclass is indented under subclass 13. Subject matter wherein one element of the coupling is provided with holes or channels to aid in the disposal.

SEE OR SEARCH CLASS:

210,	Liquid Purification or Separation, subclass 165 for a grated inlet surface drain with weep means.

[List of Patents for class 285 subclass 15]

REPAIR:

This subclass is indented under the class definition. Devices in which the device, or parts of the device, are equipped with means to restore, or aid in restoring the device to its former condition after decay, injury or partial destruction.

SEE OR SEARCH THIS CLASS, SUBCLASS:

31+,	for coupling means insertable between two fixed pipe ends.
148.6+,	for compound joints, which include an external packing and compressor therefor.
337,	for external packing means, generally disclosed to stop leakage around an existing joint.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclass 15.09 for a process of cleaning, repairing, or assembling by securing, replacing, or servicing a particular pipe joint, subclasses 242-245.5 with a mechanical cleaning or sterilizing means, or subclasses 315.01-329.4 with repair, tapping, or assembly means.
138,	Pipes and Tubular Conduits, subclasses 97+ for pipe repair devices, especially subclass 99 for external patches with means for stopping leaks in a pipe or joint but which are not structurally related to the joint.

[List of Patents for class 285 subclass 16]

Removable wear element:

This subclass is indented under subclass 15. Subject matter including means whereby a coupling part (e.g., a part of the fitting wall or part of a lining) can be readily replaced when worn, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

45+,	for coupling housings or linings to control heat exchange or to protect the coupling.

17	Alternate wear parts:
	This subclass is indented under subclass 16. Subject matter including provision of alternate wear parts.

[List of Patents for class 285 subclass 18]

WITH ASSEMBLY MEANS OR FEATURE:

This subclass is indented under the class definition. Devices with auxiliary means to aid in the assembly or disassembly (other than mere conventional wrench engaging portions) or having a particular relationship of parts solely to facilitate the assembly or disassembly in extremely difficult or impossible places (e.g., inserted section between fixed ends).

SEE OR SEARCH THIS CLASS, SUBCLASS:

16+,	for means to aid in the replacing of wear element.
123.3+,	for packed joints with external separable clamps.
148.6+,	for compound joints including separable clamps for encircling an existing jointed pipe.
391,	for segmental threads to permit coupling of screw means by partial rotation.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclass 15.09 for a process of cleaning, repairing, or assembling by securing, replacing, or servicing a particular pipe joint.

[List of Patents for class 285 subclass 19]

Spaced plates:

This subclass is indented under subclass 18. Subject matter comprising plural distinct joints, a tubular member and two or more fixed spaced plates with a combination relationship therebetween whereby the tubular member may be coupled to the plates (e.g., a flue between boiler plates).

SEE OR SEARCH THIS CLASS, SUBCLASS:

31+,	for means to insert a section between fixed pipe ends.
154.1+,	for pipe to box couplings wherein at least two walls are essential to one joint.

20	Penetrating:
	This subclass is indented under subclass 19. Subject matter wherein the tubular member extends entirely through at least one of the plates with addition joint means on its free end (e.g., waste pipe and overflow connections).

[List of Patents for class 285 subclass 21.1]

21.1

Molded joint facilitator:

This subclass is indented under subclass 18. Subject matter which is particularly required for either the assembly or the disassembly of the joint elements; e.g., a pouring shroud or a means to cause fusion between joint elements.

SEE OR SEARCH THIS CLASS, SUBCLASS:

284+,

for molded joints in general and also see the associated search notes.

[List of Patents for class 285 subclass 21.2]

21.2

Having embedded facilitator:

This subclass is indented under subclass 21.1. Subject matter wherein a means is encased within at least one joint element to perfect the joint; e.g., a heating element inside at least one joint element which is capable of causing fusion between the joint elements.

SEE OR SEARCH CLASS:

156,	Adhesive Bonding and Miscellaneous Chemical Manufacture, subclass 273.9 , 274.2, and 379.7 for application of electrical energy to fuse joints.
219,	Electric Heating, subclass 535 and 544 for heating devices which are used to fuse plastic elements.

[List of Patents for class 285 subclass 21.3]

21.3

Having solvent facilitator:

This subclass is indented under subclass 21.1. Subject matter in which a fluid is used to dissolve portions of adjoining joint element surfaces to cause a chemical fusion bond therebetween.

SEE OR SEARCH CLASS:

156,	Adhesive Bonding and Miscellaneous Chemical Manufacture, subclass 305 and 308.2 for methods of solvent bonding.

[List of Patents for class 285 subclass 22]

Spacing means (e.g., lugs):

This subclass is indented under subclass 21. Subject matter comprising spacing means to position the pipe ends properly for the joining operation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

27+,	for means to guide the ends into coupling relation and see the Search Notes thereunder.

[List of Patents for class 285 subclass 23]

With holding means functioning only during transportation assembly or disassembly:

This subclass is indented under subclass 18. Subject matter having combined with a part of the device a holding means which is inoperative in the assembled operating device for (1) supporting the device during assembly or disassembly, or (2) for immobilizing a moving part, to permit transportation or safe storage.

SEE OR SEARCH THIS CLASS, SUBCLASS:

22,	for a spacer in a molded joint.
27+,	for guide means to align the parts during assembly or coupling and see the Search Notes thereunder.
182,	for elbows with knock-down nesting features.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclass 316 for similar means in fluid handling apparatus and see the Search Notes thereunder.

[List of Patents for class 285 subclass 24]

Guide and support:

This subclass is indented under subclass 18. Subject matter including means to gather and align cooperating portions of a coupling to register the coupling interfaces and supporting means to maintain the cooperating coupling portions in substantial mating position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

5+,	for irrigation type couplings many of which include a guide and support.

[List of Patents for class 285 subclass 25]

Plural noncommunicating (e.g., train pipe type):

This subclass is indented under subclass 24. Subject matter involving couplings for two or more lines which do not unite within the scope of the combination of elements claimed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

28+,	for a coupling plus a guide.
63,	for a coupling plus a support.
120.1+,	for plural noncommunicating lines which do not claim the guide and support.

SEE OR SEARCH CLASS:

213,	Railway Draft Appliances, subclass 76 for combined car and air train line couplings.

[List of Patents for class 285 subclass 26]

With latch or lock:

This subclass is indented under subclass 25. Subject matter including means to restrain the separation of the coupling elements (e.g., a latch or lock means).

SEE OR SEARCH THIS CLASS, SUBCLASS:

29,	for the combination of a latch or lock, a guide and coupling means.
80,	for the combination limited to a lock and coupling means.
81+,	for an auxiliary latch and coupling means.

[List of Patents for class 285 subclass 27]

Guide:

This subclass is indented under subclass 18. Subject matter comprising guide means to gather and align the members into coupling position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

5,	for irrigation couplings which include guide means.
330,	for an interlocked or lapped interface.
332+,	for a conically tapered interface.
347,	for a cylindrical shank which may align the pipe ends.

[List of Patents for class 285 subclass 28]

Plural noncommunicating:

This subclass is indented under subclass 27. Subject matter including coupling means for two or more lines, which do not unite within the scope of the combination of elements claimed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

25,	for this subcombination plus a support.
120.1,	for a mere coupling for plural noncommunicating flow paths.

[List of Patents for class 285 subclass 29]

With latch or lock:

This subclass is indented under subclass 28. Subject matter including means to restrain the separation of the coupling elements (e.g., a latch or lock means).

SEE OR SEARCH THIS CLASS, SUBCLASS:

26,	for this combination plus a support.
80,	for the combination of a lock and coupling means.
81+,	for means blocking the release of the joint holding means.

[List of Patents for class 285 subclass 30]

Combined inlet and outlet:

This subclass is indented under subclass 18. Devices having spacing means for supporting coupling parts of two distinct pipes in mating position with respect to the mating coupling parts of the inlet and outlet of a receptacle (e.g., water meter case) or of fixed pipe ends.

SEE OR SEARCH THIS CLASS, SUBCLASS:

120.1+,

for pipe connections providing plural noncommunicating paths.

SEE OR SEARCH CLASS:

73,	Measuring and Testing, subclass 201 for connections between combined volume and rate of flow meters.

31	Inserted section:
	This subclass is indented under subclass 18. Subject matter wherein means are provided for the lateral insertion of a section between the ends of two fixed pipes to complete the line.

[List of Patents for class 285 subclass 32]

Threaded telescopic:

This subclass is indented under subclass 31. Subject matter including telescopic portions which have screw threads therebetween for effecting the adjustment of the length of the insertable section.

SEE OR SEARCH THIS CLASS, SUBCLASS:

145.1+,	for a telescopic joint in combination with a diverse type joint which permits motion between the coupled parts.
298+,	for mere telescopic joints.

SEE OR SEARCH CLASS:

403,	Joints and Connections, appropriate subclasses for an articulated threaded connection in general, and especially subclass 296 for a threaded inserted section in general.

[List of Patents for class 285 subclass 33]

Quick release:

This subclass is indented under subclass 18. Devices comprising primary means for holding a joint together and means for readily releasing the holding means whereby the joint may be disassembled by two modes of operation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

1+,	for a coupling with a safety release.
304,	for a breakaway type coupling including a friction-type detent.
345+,	for a coupling with a frictionally retained spigot.

[List of Patents for class 285 subclass 34]

Radially moved segmented threads (e.g., chuck type):

This subclass is indented under subclass 33. Subject matter comprising segmental threads mounted to be radially moved out of grasping relationship.

SEE OR SEARCH THIS CLASS, SUBCLASS:

322,	for a contractible socket. See the Search Notes thereunder.
391,	for a screw coupling with interrupted threads.

SEE OR SEARCH CLASS:

89,	Ordnance, subclasses 20.2+ for interrupted threads on breech closures.
109,	Safes, Bank Protection, or a Related Device, subclass 72 for other interrupted threads on wall and panel closures.
411,	Expanded, Threaded, Driven, Headed Tool-Deformed or Locked-Threaded Fastener subclasses 417+ for screws and bolts provided with circumferentially interrupted threads.

35	Pivoted segments:
	This subclass is indented under subclass 34. Subject matter wherein the segmental threads are pivotally mounted on the female member.

[List of Patents for class 285 subclass 36]

Attached thread-jamming preventer:

This subclass is indented under subclass 18. Devices comprising an attached stop means which limits the endwise motion of the members to prevent the jamming of the threads.

SEE OR SEARCH THIS CLASS, SUBCLASS:

333+,

355+ and 390+, for integral stop shoulders in screw joints.

[List of Patents for class 285 subclass 37]

With winder for packing or clamp:

This subclass is indented under subclass 18. Subject matter including means for facilitating the winding of a packing in the coupling or a wrapped type holder.

SEE OR SEARCH THIS CLASS, SUBCLASS:

254,	for nonmetal to metal joints having an external holder comprising a wrapped band.

[List of Patents for class 285 subclass 38]

Handle or handwheel for rotary engagement:

This subclass is indented under subclass 18. Subject matter comprising extraneous means to aid in the connection of a coupling or hand wheel means to assist in the rotation of a part thereof in the making or disassembly of the joint.

SEE OR SEARCH THIS CLASS, SUBCLASS:

39,	for a coupling with a particular tool engaging means or combined with a tool.
308+,	for a coupling with an essential catch having means to operate the catch.

[List of Patents for class 285 subclass 39]

Particular tool-engaging means or with tool:

This subclass is indented under subclass 18. Subject matter comprising tool engaging means having a particular arrangement with respect to the joint elements or a joint having specific tool engaging means in combination with the tool.

SEE OR SEARCH THIS CLASS, SUBCLASS:

38,	for a coupling having a hand wheel for rotary engagement.

SEE OR SEARCH CLASS:

81,	Tools, subclasses 53+ for a wrench, per se.

40	Thread-cutting means:
	This subclass is indented under subclass 18. Subject matter including means to form a thread upon assembly of one member into another by relative longitudinal movement.

[List of Patents for class 285 subclass 41]

WITH HEATING OR COOLING:

This subclass is indented under the class definition. Subject matter combined with means for heating or cooling the joint or a part thereof.

SEE OR SEARCH THIS CLASS, SUBCLASS:

187,	for a temperature responsive coupling.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclasses 334+ for a heating or cooling means combined with fluid handling means. See the Search Notes thereunder.
138,	Pipes and Tubular Conduits, subclass 32 for means to protect a pipe during thawing and freezing.

[List of Patents for class 285 subclass 42]

ROOF OR FLOOR DRAIN FLASHING TYPE:

This subclass is indented under the class definition. Subject matter comprising a shield generally including a sheet of ductile material shaped to turn water at the junction of a pipe (e.g. vent stack) with a roof or floor surface.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclasses 58+ for an exterior type, e.g., chimney, flashing including building structure.
210,	Liquid Purification or Separation, subclasses 163+ for a grated inlet surface drain which may have a flashed joint.

43	Angled:
	This subclass is indented under subclass 42. Subject matter wherein the roof is at an angle to the horizontal.

[List of Patents for class 285 subclass 44]

Adjustable pitch:

This subclass is indented under subclass 43. Subject matter including means to compensate for variations in the pitch of roofs.

SEE OR SEARCH THIS CLASS, SUBCLASS:

184,	for couplings permitting angular adjustment between connected sections.

[List of Patents for class 285 subclass 45]

WITH CASING, LINING OR PROTECTOR:

This subclass is indented under the class definition. Devices in which the joint is completely or partially surrounded by a housing to control heat exchange or to act as a protective or ornamental cover, or is provided with a protective liner, or electrical insulation means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

114+,	for strain relief combinations.
123.1+,	for a coupling for concentric plural noncommunicating pipes.
123.3+,	for inner to spaced outer tube coupling.
222.1+,	for sheathed flexible pipe involving more than one distinct connection.
287.1,	for means for preventing the entrance of roots to a joint.

SEE OR SEARCH CLASS:

138,	Pipes and Tubular Conduits, subclasses 100 through 178for appropriate pipe structure, per se.
156,	Adhesive Bonding and Miscellaneous Chemical Manufacture, appropriate subclass for methods of making electrical insulation by a laminating operation.
428,	Stock Material or Miscellaneous Articles, appropriate subclasses for a stock material product in the form of a single or plural layer web or sheet, and especially subclass 920 (a cross-reference art collection) for a product having a heating insulating feature.

[List of Patents for class 285 subclass 46]

Escutcheon type:

This subclass is indented under subclass 45. Subject matter in which the joint includes a member which surrounds a pipe or pipes and covers the opening through which the pipe passes through a wall, generally for ornamental appearance and supporting or centering the coupling in an opening.

SEE OR SEARCH THIS CLASS, SUBCLASS:

61+,	for the combination of a support and coupling and see the Search Notes thereunder.
189+,	for pipe to plate joints, especially subclass 193 wherein a portion of a fixture (e.g. a faucet) passes through a wall.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclass 359 for escutcheon type supports in fluid handling systems and see the Search Notes thereunder.

[List of Patents for class 285 subclass 47]

Insulated:

This subclass is indented under subclass 45. Subject matter wherein means are provided to insulate one part of a joint from another part or from a third member.

SEE OR SEARCH CLASS:

174,	Electricity: Conductors and Insulators, particularly subclasses 17+ , 19+, 21+, 64, 65, and 71-94 for conduit and cable joints with structure having an electrical function only.

[List of Patents for class 285 subclass 48]

Between serially connected parts:

This subclass is indented under subclass 47. Subject matter comprising serially connected parts having insulation to prevent heat or vibration transfer, or the flow of electricity therebetween.

SEE OR SEARCH CLASS:

174,	Electricity: Conductors and Insulators, particularly subclasses 17 through 22, 64, 71-94, and 668 for conduit and cable joints having claimed electrical characteristics.

[List of Patents for class 285 subclass 49]

Intermediate resilient conduit (noise-dampener):

This subclass is indented under subclass 48. Subject matter including a conduit, generally a resilient member, between pipe ends to prevent transmitting noise and vibration from one pipe to another.

SEE OR SEARCH THIS CLASS, SUBCLASS:

148.13+,

for serial diverse couplings comprising diverse materials, one of which is nonmetal. See the Search Notes thereunder.

SEE OR SEARCH CLASS:

181,	Acoustics, subclasses 212+ for mufflers and sound filters.
248,	Supports, subclasses 560+ for resilient supports.

[List of Patents for class 285 subclass 50]

By intermediate joint:

This subclass is indented under subclass 48. Subject matter wherein the insulation or a portion thereof is within a joint intermediate the joints for connection to means external of the coupling.

SEE OR SEARCH THIS CLASS, SUBCLASS:

144.1+,	for serial relative movable joints.
148.1+,	for serial diverse joints in a single flow path or line.

[List of Patents for class 285 subclass 51]

Ball and socket:

This subclass is indented under subclass 50. Subject matter wherein the intermediate joint comprises a ball and socket joint.

SEE OR SEARCH THIS CLASS, SUBCLASS:

261,	for a ball and socket joint. See the Search Notes thereunder.

[List of Patents for class 285 subclass 52]

Screw thimble:

This subclass is indented under subclass 50. Subject matter wherein the intermediate joint comprises a flanged nut or internally threaded thimble with an inwardly extending flange or its equivalent.

SEE OR SEARCH THIS CLASS, SUBCLASS:

354,	for a packed screw thimble joint.

[List of Patents for class 285 subclass 53]

Sleeve:

This subclass is indented under subclass 48. Subject matter comprising a sleeve joint.

SEE OR SEARCH THIS CLASS, SUBCLASS:

369+,

for a packed sleeve.

[List of Patents for class 285 subclass 54]

Socket:

This subclass is indented under subclass 48. Subject matter comprising a socket-type joint.

SEE OR SEARCH THIS CLASS, SUBCLASS:

231+,	for a flexible joint having a socketed packing.
374+,	for a packed socket joint.

[List of Patents for class 285 subclass 55]

Lined:

This subclass is indented under subclass 45. Subject matter comprising a protective cover or layer which may be inside the coupling or outside it.

SEE OR SEARCH THIS CLASS, SUBCLASS:

47+,	for insulated couplings.
222.1+,	for a coupling for a plural layer pipe, which provide distinct connections for two or more layers.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclass 375 for similar structure combined with flow control means.
138,	Pipes and Tubular Conduits, subclasses 124+ for lined or covered flexible fabric pipe; subclass 131 for flexible pipe having a spirally wound liner; subclasses 137+ for other lined or covered flexible pipe; and subclasses 140+ for other lined or covered pipe.
156,	Adhesive Bonding and Miscellaneous Chemical Manufacture, appropriate subclasses for methods of making heat insulating covers.
220,	Receptacles, subclass 23.9 , 62.21, 495.01+, 574.3, and 908.1+ for receptacle linings.

[List of Patents for class 285 subclass 56]

WATER CLOSET TYPE, FLOOR-SUPPORTED:

This subclass is indented under the class definition. Subject matter including means to support (e.g., a flange) the toilet on a floor in combination with joint means between the toilet and soil pipe.

SEE OR SEARCH THIS CLASS, SUBCLASS:

61+,	for couplings in combination with supports.
136.1+,	for a pipe or rod to pipe to plate joint system.
189+,	for pipe to plate joints, especially subclasses 192+ for scant type.

SEE OR SEARCH CLASS:

4,	Baths, Closets, Sinks, and Spittoons, subclasses 252.1+ for floor support and connection means between a flush closet and a soil pipe, and subclass 211 for a closet ventilation fitting limited to that use.

[List of Patents for class 285 subclass 57]

Flexible diaphragm or bellows:

This subclass is indented under subclass 56. Subject matter including a flexible diaphragm or bellows in the joint means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

223+,

for a flexible joint between rigid members, especially subclass 225 for a diaphragm, and subclass 226 for a bellows.

[List of Patents for class 285 subclass 58]

Intermediate coupling:

This subclass is indented under subclass 56. Subject matter including an intermediate member between the soil pipe and the toilet requiring a separate joint between each.

SEE OR SEARCH THIS CLASS, SUBCLASS:

148.1+,

for a joint system of serial diverse joints.

59	Tapered spigot:
	This subclass is indented under subclass 58. Subject matter wherein the toilet includes a tapered spigot outlet to the soil pipe.

[List of Patents for class 285 subclass 60]

Tapered spigot:

This subclass is indented under subclass 56. Subject matter wherein the toilet includes a tapered spigot outlet to the pipe.

SEE OR SEARCH THIS CLASS, SUBCLASS:

59,	for tapered spigot outlets to an intermediate coupling.

[List of Patents for class 285 subclass 61]

WITH SUPPORT:

This subclass is indented under the class definition. Devices combined with means for supporting a joint relative to means external of the device.

SEE OR SEARCH THIS CLASS, SUBCLASS:

5+,	for an irrigation type coupling.
24+,	for the combination of a guide and support with a coupling.
42+,	for a roof or floor drain flashing type coupling.
46+,	for an escutcheon type cover which may also support.
56+,	for a floor supported water-closet coupling.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclass 110 for antennas and subclass 146 for guyed masts.
137,	Fluid Handling, subclasses 343+ for a fluid handling and support combination.
239,	Fluid Sprinkling, Spraying, and Diffusing, subclass 112 for the combination of a coupling, support and nozzle.
248,	Supports, subclasses 38+ for a staff support and subclasses 49+ for a pipe or cable support.

[List of Patents for class 285 subclass 62]

Vehicle:

This subclass is indented under subclass 61. Subject matter in which the support is a vehicle, e.g., automobile, wagon, railroad car, etc.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclasses 899+ for this combination combined with flow controllers. See the Search Notes thereunder.
280,	Land Vehicles, subclass 421 for a draft connection between vehicles combined with a service connection to conduct power fluid therebetween.

[List of Patents for class 285 subclass 63]

Railway:

This subclass is indented under subclass 62. Subject matter in which the vehicle is a railroad car or locomotive or a part thereof.

SEE OR SEARCH THIS CLASS, SUBCLASS:

24+,	for the combination of a support, guide and coupling.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclasses 345+ and 347+ for this combination combined with valve means. See the Search Notes thereunder.
248,	Supports, subclass 53 , for the support, per se.

64	Static building construction:
	This subclass is indented under subclass 61. Subject matter in which the support is a structural member of a building immovably joined to the ground.

[List of Patents for class 285 subclass 65]

IDENTICAL HALVES (E.G., TRAIN LINE TYPE):

This subclass is indented under the class definition. Subject matter in which the members have identical meeting ends and detent means to have identical ends and detent means, which coact with an intermediate means to complete the joint, e.g., railway car hose couplings.

SEE OR SEARCH THIS CLASS, SUBCLASS:

24+,	for similar couplings in combination with a support and guide.
27+,	for similar couplings in combination with a guide means.
62+,	for similar couplings in combination with supports.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclass 599.02 for systems dividing into parallel flow lines then recombining having a valved flow line coupling actuated by joining or parting (e.g., quick disconnect hose, etc.).

[List of Patents for class 285 subclass 66]

With intermediate sleeve:

This subclass is indented under subclass 65. Subject matter comprising an intermediate between identical ends.

SEE OR SEARCH THIS CLASS, SUBCLASS:

369+,

for a packed sleeve joint. See the Search Notes thereunder.

[List of Patents for class 285 subclass 67]

Side slide:

This subclass is indented under subclass 65. Subject matter including lapping portions which limit the coupling motion to a radial direction.

SEE OR SEARCH THIS CLASS, SUBCLASS:

103,	for side slide couplings with a line pressure responsive seal.
325+,	for other side slide couplings.

68	Transverse port:
	This subclass is indented under subclass 65. Subject matter in which the members have ports which are at right angles to the line flow.

[List of Patents for class 285 subclass 69]

Auxiliary detent:

This subclass is indented under subclass 68. Subject matter including supplemental detent means (e.g., latch) to hold the parts in coupled position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

81+,	for auxiliary latches in combination with other types of couplings to positively hold the coupling in coupled relationship.
305+,	for detents which are essential to the making of the joint.

70	Longitudinal port:
	This subclass is indented under subclass 65. Subject matter in which the members have ports which are longitudinal with respect to the flow path.

71	Pivoted hook or loop:
	This subclass is indented under subclass 70. Subject matter provided with a pivoted hook or loop for joining and locking the joint.

[List of Patents for class 285 subclass 72]

Auxiliary detent:

This subclass is indented under subclass 71. Subject matter including supplemental detent means (e.g., latch) to hold the parts in coupled position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

81+,	for auxiliary latches in combination with other types of couplings.
305+,	for detents which are essential to the making of the joint.

73	Integral hook:
	This subclass is indented under subclass 70. Subject matter including means for holding the members in coupled relationship comprising an integral hook.

74	Oscillating engagement:
	This subclass is indented under subclass 73. Subject matter wherein hooks on one side of the port are so related that they are engaged by a rocking or oscillating movement about a transverse axis with respect to the port axis.

75	Reciprocating conduit:
	This subclass is indented under subclass 74. Subject matter wherein the member reciprocates with respect to a coupling head and includes means to force the member toward coupling position.

[List of Patents for class 285 subclass 76]

Auxiliary detent:

This subclass is indented under subclass 74. Subject matter including supplemental means to hold the parts in coupled position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

81+,	for auxiliary latches in combination with other types of coupling.
305+,	for detents which are essential to the making of the joint.

77	Reciprocating:
	This subclass is indented under subclass 76. Subject matter wherein the detent reciprocates to and from locking position.

78	Key or wedge:
	This subclass is indented under subclass 77. Subject matter wherein the detent is a key or wedge means.

[List of Patents for class 285 subclass 79]

Auxiliary detent:

This subclass is indented under subclass 73. Subject matter including supplemental means to hold the parts in coupled position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

76+,	for auxiliary latches in similar couplings limited to oscillating engagement.
81+,	for auxiliary latches in combination with other types of couplings.
305+,	for detents which are essential to the making of the joint.

[List of Patents for class 285 subclass 80]

WITH LOCK OR SEAL:

This subclass is indented under the class definition. Subject matter combined with lock means for preventing unauthorized opening of a joint or seal means for indicating tampering with the joint.

SEE OR SEARCH THIS CLASS, SUBCLASS:

81+,	for a means to block the disassembly of a joint (e.g., auxiliary latch, lock nut, etc.). See the Search Notes thereunder.
305+,	for catches essential to the making of a joint.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclasses 383+ for locks or seals in combination with fluid handling means and see the Search Notes thereunder.

[List of Patents for class 285 subclass 81]

WITH MEANS BLOCKING RELEASE OF HOLDING MEANS:

This subclass is indented under the class definition. Subject matter comprising perfecting means to restrain or retain the means holding the parts together, the holding means being restrained against motion that would uncouple the joint.

SEE OR SEARCH THIS CLASS, SUBCLASS:

65+,	for auxiliary detents in train line couplers.
80,	for joints locked or sealed against unauthorized use.
305+,	for a coupling comprising an essential catch.
403+,	for separable fasteners essential to a socket joint.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclass 614.06 and 637.05 for valved, separable flow path sections wherein the valves or their actuators may serve to block release of the means which joins the sections.
251,	Valves and Valve Actuation, subclasses 89+ for means to block or disable a valve actuator and see the Search Notes thereunder, and subclass 149.9 for a valved pipe joint or coupling wherein the valve or its actuator blocks release of the means which makes the joint.

[List of Patents for class 285 subclass 82]

Auxiliary latch:

This subclass is indented under subclass 81. Subject matter comprising an auxiliary latch.

SEE OR SEARCH THIS CLASS, SUBCLASS:

305+,

for a latch or catch essential to the holding of the joint parts together.

[List of Patents for class 285 subclass 83]

Line pressure-responsive:

This subclass is indented under subclass 82. Subject matter responsive to the line pressure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

102,	for a line pressure responsive catch combined with a fluid pressure seal.
105,	for a packing actuated pipe gripping means wherein the packing is responsive to line pressure.
306,	for a line pressure responsive catch essential to the joint.

84	Reciprocating:
	This subclass is indented under subclass 82. Subject matter wherein the latch reciprocates.

[List of Patents for class 285 subclass 85]

With manipulator:

This subclass is indented under subclass 84. Subject matter comprising means to operate the latch.

SEE OR SEARCH THIS CLASS, SUBCLASS:

308+,

for an essential catch with a manipulator.

[List of Patents for class 285 subclass 86]

Locking sleeve:

This subclass is indented under subclass 84. Subject matter wherein the latch is a sleeve.

SEE OR SEARCH THIS CLASS, SUBCLASS:

362,	and 377, for a manipulating ring in a lugged pipe, rotary engagement type joint.

[List of Patents for class 285 subclass 87]

Pivoted:

This subclass is indented under subclass 82. Subject matter wherein the latch has a pivoted or hinged motion. Leaf springs latches are included.

SEE OR SEARCH THIS CLASS, SUBCLASS:

319,	for a leaf spring essential catch.
320,	for a pivoted essential catch.

[List of Patents for class 285 subclass 88]

With manipulator:

This subclass is indented under subclass 87. Subject matter comprising means to operate the latch.

SEE OR SEARCH THIS CLASS, SUBCLASS:

308+,

for a manipulator for an essential catch.

89	Lock nut or washer:
	This subclass is indented under subclass 81. Subject matter comprising a lock nut or lock washer.

[List of Patents for class 285 subclass 90]

Set screw:

This subclass is indented under subclass 81. Subject matter comprising a set screw.

SEE OR SEARCH THIS CLASS, SUBCLASS:

404,	for a socket joint including a set screw as a fastening means.

[List of Patents for class 285 subclass 91]

Key or pin:

This subclass is indented under subclass 81. Subject matter comprising a key way and key or pin; a cotter pin is included.

SEE OR SEARCH THIS CLASS, SUBCLASS:

403+,

for a socket joint including a separable fastener.

Thread lock:

This subclass is indented under subclass 81. Subject matter comprising a thread lock.

SEE OR SEARCH CLASS:

411,

Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener subclasses 259+ for a threaded bolt and nut and means for coupling them against rotation relative to one another and wherein the means comprises a thread lock; and see the search notes of that subclass (259) in regard to other subclasses of that class which include a thread lock.

[List of Patents for class 285 subclass 93]

WITH INDICATOR, ALARM OR INSPECTION MEANS:

This subclass is indented under the class definition. Devices combined with (1) an indicator or alarm responsive to a condition or position of a part of the coupling or (2) with means which permits inspection of hidden parts or of the material inside the coupling.

SEE OR SEARCH THIS CLASS, SUBCLASS:

135.1+,	for a detachable return bend.
179.1,	for a coupling with an access opening.

[List of Patents for class 285 subclass 94]

WITH LUBRICATION:

This subclass is indented under the class definition. Devices including means to lubricate a joint or coupling.

SEE OR SEARCH CLASS:

184,	Lubrication, subclasses 14+ for lubricators.

[List of Patents for class 285 subclass 95]

WITH FLUID PRESSURE SEAL:

This subclass is indented under the class definition. Subject matter comprising sealing means responsive to the line pressure or means to test the seal by utilization of the line pressure. Fluid pressure balancing means are found here.

SEE OR SEARCH THIS CLASS, SUBCLASS:

306,	for a coupling including a line pressure responsive essential catch.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclasses 217+ for anti-siphon devices, and subclasses 525+ for resilient material valve.
279,	Chucks or Sockets, subclass 20 for a fluid-conduit drill holding socket.

[List of Patents for class 285 subclass 96]

With external pressure supply:

This subclass is indented under subclass 95. Devices in which the fluid exerting the sealing pressure is supplied to the sealing means (gasket) through a separate conduit external of the conduits being sealed.

SEE OR SEARCH CLASS:

138,	Pipes and Tubular Conduits, subclass 93 for an inflatable plug or closure.

[List of Patents for class 285 subclass 97]

Inflated member:

This subclass is indented under subclass 96. Devices in which the sealing member (gasket) is capable of containing (or retaining) an inflating fluid, e.g., inner tube type.

SEE OR SEARCH CLASS:

277,

Seal for a Joint or Juncture, for a seal between two pipes or a pipe and a wall that are at most secured together only by friction between the seal and the pipe or wall, subclass 605 for a static contact seal or an associated member that is hollow, fluid-filled, or inflatable and intended for use on a pipe, conduit or cable.

[List of Patents for class 285 subclass 98]

Swivel with flange in socket:

This subclass is indented under subclass 95. Subject matter comprising a flanged pipe positioned in a socket, said flange being locked axially.

SEE OR SEARCH THIS CLASS, SUBCLASS:

278+,

for similar structure without fluid pressure seal.

[List of Patents for class 285 subclass 99]

Coacting opposing duplicate:

This subclass is indented under subclass 95. Devices in which two sealing members, individually dispensable by fluid pressure, are adjacently positioned to expand and seal against each other.

SEE OR SEARCH THIS CLASS, SUBCLASS:

65+,	for coupling comprising identical halves having duplicate gasket means.
336,	for cooperating, opposed packing grooves.
352,	for duplicate, coacting gasket means between the free ends of the coupled members.

100	With expansible chamber means:
	This subclass is indented under subclass 95. Devices in which the seal is made by expanding a member axially to press its end into sealing relation with a contacting surface.

101	Piston-type reactor:
	This subclass is indented under subclass 100. Devices in which a piston with a restricted orifice is slidably mounted in the flow path and is forced by the line flow against a gasket to make or enhance the seal.

[List of Patents for class 285 subclass 102]

102

With line pressure-responsive catch:

This subclass is indented under subclass 101. Subject matter including a catch actuated by the line pressure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

83,	for a coupling with line pressure responsive means blocking the release of the holding means.
306,	for a coupling with a line pressure responsive essential catch.

[List of Patents for class 285 subclass 103]

103

Side slide:

This subclass is indented under subclass 101. Subject matter comprising means providing a slot or channel on one member having a traverse opening for a stud-like element on the other member whereby the members are coupled by lateral movement.

SEE OR SEARCH THIS CLASS, SUBCLASS:

325+,

for residual side slide couplings.

[List of Patents for class 285 subclass 104]

104

With separate, encased pipe-gripping means:

This subclass is indented under subclass 95. Devices comprising a pipe and socket with distinct pipe grasping means, e.g., wedge rings, intermediate the longitudinal wall of the pipe and socket.

SEE OR SEARCH THIS CLASS, SUBCLASS:

339+,

for wedge rings which are contracted into gripping relation with a pipe by mechanical means. See the Search Notes thereunder.

105	Packing-actuated:
	This subclass is indented under subclass 104. Devices in which grasping of the pipe by the grasping means is intensified by the pressure exerted on the gripping means through a sealing member.

106	Independent supply passage:
	This subclass is indented under subclass 95. Devices in which a passage is provided, in the pipe wall or gasket by which the fluid has access to the sealing member.

[List of Patents for class 285 subclass 107]

107

Expansible shank:

This subclass is indented under subclass 95. Devices in which a pipe end is made of or provided with a flexible material portion which expands into sealing with a surrounding pipe surface under action of fluid line flow.

SEE OR SEARCH THIS CLASS, SUBCLASS:

338,	for a radially expansible packing, which is carried by the spigot. See the Search Notes thereunder.

[List of Patents for class 285 subclass 108]

108

Separate retainer or positioner:

This subclass is indented under subclass 95. Devices in which means, e.g., a ring or sleeve, is provided to hold a sealing means in position for fluid actuation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

379+,

for a gasket retainer in a packed joint.

[List of Patents for class 285 subclass 109]

109

Expansible internal sleeve-type gasket:

This subclass is indented under subclass 95. Devices in which the sealing member comprises a flexible sleeve inserted into the two conduit ends that are joined.

SEE OR SEARCH THIS CLASS, SUBCLASS:

49,	for a coupling with a noise dampener comprising an intermediate resilient conduit.
235+,	for a flexible joint between rigid members comprising a resilient sleeve.
370+,	for internal sleeves of general application.

110	Flexible lip:
	This subclass is indented under subclass 95. Devices comprising a sealing means having a thin lip-like edge, which is forced by line pressure into sealing contact with a pipe wall.

111	C-shaped section:
	This subclass is indented under subclass 110. Devices in which the sealing means is C-section in shape, e.g., the gasket has a middle or cylindrical web portion with a sealing lip at each end at right angles to the web.

112	Longitudinal web:
	This subclass is indented under subclass 111. Devices in which the web portion, in section view, of the sealing member lies parallel to the conduit axis.

113	Wedged gasket:
	This subclass is indented under subclass 95. Devices in which the sealing member is wedge shape or triangular in section or is one that is forced by the fluid pressure into a wedge shaped chamber.

[List of Patents for class 285 subclass 114]

114

WITH STRAIN RELIEF:

This subclass is indented under the class definition. Devices comprising a means in addition to an otherwise complete coupling to (1) either assume all externally, originally applied stress tending to separate the joint or (2) to prevent rupture of a flexible member due to bending or twisting about its axis where the same joins a rigid member.

SEE OR SEARCH THIS CLASS, SUBCLASS:

45+,	for a protective cover.
301,	for means to allow members a limited movement under application of original external stress.

SEE OR SEARCH CLASS:

138,	Pipes and Tubular Conduits, subclass 110 for means to prevent pipe rupture.

115	Extension of socket or sleeve:
	This subclass is indented under subclass 114. Subject matter wherein a sleeve or socket is provided with an extended part to encase the pipe at a point or area spaced from the interface, said part to relieve the interface of lateral strain.

[List of Patents for class 285 subclass 116]

116

Separable:

This subclass is indented under subclass 115. Subject matter wherein the extended part itself is separable or the said part coacts with an intermediate separable element which is between the said part and the pipe.

SEE OR SEARCH THIS CLASS, SUBCLASS:

148.6+,

for compound joints of the leak gland type.

[List of Patents for class 285 subclass 117]

117

WITH BROKEN PARTS RETAINER:

This subclass is indented under the class definition. Subject matter comprising means to prevent scattering of parts in case a joint breaks loose, e.g., a tether.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclass 540.11 for a broken valve parts retainer in a spring biased check valve.

[List of Patents for class 285 subclass 118]

118

KNUCKLE JOINT WITH ACTUATING MEANS:

This subclass is indented under the class definition. Subject matter comprising members hinged for angular motion with motor means (e.g., fluid motor) to move the members to change the angle therebetween, e.g., a knuckle joint for a fishing tool.

SEE OR SEARCH CLASS:

623,	Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor, subclasses 26+ for other fluid actuated joints.

[List of Patents for class 285 subclass 119]

119

COMBINED:

This subclass is indented under the class definition. Devices which comprise devices or parts in addition to or combined with a coupling and (1) having functions other than joining or (2) which serve to perfect a coupling for its intended purpose.

SEE OR SEARCH THIS CLASS, SUBCLASS:

187,	for a coupling with means responsive to temperature changes for maintaining a seal.
284.1,	for a joint system comprising an access opening.
287.1,	for a molded joint including means to inhibit the growth of roots therein.
293.1,	for a lining molded to a pipe end.
306,	for a line pressure responsive essential catch.
335+,	for a packed coupling, especially subclasses 379+ for gasket retainers. See the Search Notes thereunder.

SEE OR SEARCH CLASS:

4,	Baths, Closets, Sinks, and Spittoons, appropriate subclasses, especially subclass 288 for a combined strainer and a pipe coupling of that class.
138,	Pipes and Tubular Conduits, subclasses 37+ for fittings having means therein for directing the flow or fluid therein.
210,	Liquid Purification or Separation, appropriate subclass, particularly subclasses 435+ for a joint and strainer or filter combination of general utility.
254,	Implements or Apparatus for Applying Pushing and Pulling Force, subclass 134.3 for means for wire or strand placing including guide means for same in a fitting.

120.1

HAVING PLURAL INDEPENDENT PATHS:

This subclass is indented under the class definition. Subject matter comprising a coupling, for two or more lines (e.g., conduits, pipes, tubes, hoses, etc.) having flow paths which do not unite within the scope of the combination of elements claimed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

25+,	for the combination of a guide support and plural noncommunicating-type coupler.
28+,	for the combination of a guide and a plural noncommunicating-type coupler.
65+,	for duplicate end couplings (e.g., trainline type).
149.1+,	for a pipe or cable and box joint with plural disclosures.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclasses 594+ for plural noncommunicating flow paths in a fluid handling distribution system. See the Search Notes thereunder.
138,	Pipes and Tubular Conduits, subclasses 111+ for plural duct pipe structure.

121.1	Allowing relative motion of pipes:
	This subclass is indented under subclass 120.1. Subject matter wherein the coupling accommodates positional adjustment of one or more pipes to compensate for connection, disconnection, linear expansion, etc.

121.2	Revolvable and telescoping:
	This subclass is indented under subclass 121.1. Subject matter comprising a coupling for a rotatable (by at least 360 degrees), sectional conduit of which said sections are interfitted for relative axial movement.

121.3	Revolvable:
	This subclass is indented under subclass 121.1. Subject matter comprising a coupling for two or more elements, one or more of said elements being rotatable by at least 360 degrees.

121.4	Having spring biasing for maintaining a leak-proof seal:
	This subclass is indented under subclass 121.3. Subject matter wherein a resilient means provides pressure to maintain a leak-proof seal at the coupling.

121.5	Having specific bearing structure:
	This subclass is indented under subclass 121.3. Subject matter including a means that supports, guides, and reduces friction between a fixed element and a moving element.

121.6	Swiveling:
	This subclass is indented under subclass 121.1. Subject matter comprising a coupling which has a pivotal arc of less than 360 degrees, or accommodates precessional motion.

121.7	Ball and socket type:
	This subclass is indented under subclass 121.6. Subject matter comprising a joint having a spherical component and a hollow fitting for receiving the spherical component.

122.1	And at least one path having branched flow:
	This subclass is indented under subclass 120.1. Subject matter wherein at least one of the flow paths is divided into a plurality of flow paths or a plurality of flow paths are combined into a single flow path or in which a single flow path is divided and then recombined (e.g., noncommunicating hot and cold water lines with coupling means providing plural hot outlets or plural cold outlets, or both).

123.1

For concentric tubes or pipes (e.g., well casing or wellhead type):

This subclass is indented under subclass 120.1. Subject matter comprising means mounting an inner tube in spaced relation to an outer tube.

SEE OR SEARCH THIS CLASS, SUBCLASS:

222.1+,	for distinct joints to a third member for at least two layers of plural layer pipe (e.g., sheathed).
298+,	for adjustable length couplings, especially subclass 302 for a telescopic joint.

SEE OR SEARCH CLASS:

138,	Pipes and Tubular Conduits, subclass 90 for test plugs; and subclasses 111+ for plural duct pipe structure.
166,	Wells, subclass 75.15 , for well heads with fluid handling or other features special to wells, especially subclasses 86.1+, for a well head with an inner member sealed or anchored with respect thereto in combination with a valve and subclasses 88.1+for a well head with an inner member sealed or anchored with respect thereto in combination with a lateral port in the head, subclasses 179+ for packers situated below ground for sealing between a pre-positioned well conduit and an inserted pipe, and subclasses 206+ for expanding anchor means situated below ground between a pre-positioned well conduit and an inserted pipe.
251,	Valves and Valve Actuation, subclasses 1.1+ for valve type blowout preventers.

123.11	Having slip means actuator:
	This subclass is indented under subclass 123.5. Subject matter including means for moving the member into and out of engagement with the wall.

123.12	Including a seal:
	This subclass is indented under subclass 123.3. Subject matter including a packer or pack-off type device that prevents or minimizes the flow of a fluid.

123.13	Held by a means applied radially (e.g., set screw):
	This subclass is indented under subclass 123.12. Subject matter including a packing about the inner tube which is fixed by a mechanical fastener along a line defined by the radius of the inner pipe.

123.14	Compressed by tightening a bolt coaxial to tubing:
	This subclass is indented under subclass 123.12. Subject matter in which the packer or pack-off device is squeezed by an assembly including a headed, threaded fastener.

123.15	Double-walled or duplex joint:
	This subclass is indented under subclass 123.1. Subject matter comprising an inner pipe concentric with and attached to an outer pipe, forming one unit.

123.16	Wall configured as mating complementary type (e.g., hot air ducts):
	This subclass is indented under subclass 123.15. Subject matter wherein the joints are interlocking components (e.g., having male and female configurations).

123.17	Joint fabricated from material to compensate for movement:
	This subclass is indented under subclass 123.1. Subject matter wherein the joint comprises a resilient material (e.g., plastic joint for containment pipes).

123.2

Having plural parallel suspended inner tubes:

This subclass is indented under subclass 123.1. Subject matter comprising a plurality of collateral tubes hung within the outer tube.

(1) Note. This subclass typically provides for connectors, hangers or similar support devices for vertically supporting or suspending a pair of flow lines of a dual flow passage well.

123.3

Having single suspended inner tube:

This subclass is indented under subclass 123.1. Subject matter in which the tubes are in a substantially vertical position and comprising means to hang the inner within the outer tube (e.g., well caps or headers).

SEE OR SEARCH CLASS:

188,	Brakes, particularly subclass 67 for a brake mechanically connected to a relatively stationary structure and which holds a pipe or rod at various locations along the pipe"s or rod"s length for short, quick linear assembly or disassembly during a work or manufacturing operation, or preparatory to a working operation, done by the pipe, rod, or a pipe supported tool.
294,	Handling: Hand and Hoist-Line Implements, subclass 5.5 for rod-type supports and hangers.

123.4	Split ring type suspension means:
	This subclass is indented under subclass 123.3. Subject matter wherein the inner pipe is hung on the outer pipe by means of a member that is in at least two pieces attached along a plane defined by the radius of the pipe.

123.5	Having inner tube anchored by slip means:
	This subclass is indented under subclass 123.3. Subject matter in which a member having a high degree of friction (e.g., an internally serrated member) grips the outside wall of the pipe to be held.

123.6	Including packing means:
	This subclass is indented under subclass 123.5. Subject matter incorporating a sealing device (e.g., packer, pack-off, gasket).

123.7	Having means engaging slip means and compressing packing means:
	This subclass is indented under subclass 123.6. Subject matter in which the member and sealing device are held together by an assembly that forces the member into contact with the pipe wall plus squeezes the sealing device.

123.8	By bolt directly connecting slip means to packing means:
	This subclass is indented under subclass 123.7. Subject matter in which the member and the sealing device are held together by a headed, threaded fastener.

123.9	Having radially applied orienting means:
	This subclass is indented under subclass 123.6. Subject matter including a rod-like threaded device (e.g., plunger, hold-down screw, locking or lock-down bolt, latch, dog, retaining pin, etc.) designed to contact the member or inner tube for positioning purposes.

124.1	Parallel paths:
	This subclass is indented under subclass 120.1. Subject matter wherein two lines are equally distant at all points from each other along a significant portion of their length.

124.2	Having spacer means for pipes or tubes:
	This subclass is indented under subclass 124.1. Subject matter including means for maintaining a particular spatial relationship between the lines (e.g., aligning or positioning means).

124.3	Apertured plate type:
	This subclass is indented under subclass 124.2. Subject matter wherein the spacer is configured with openings (e.g., slots, holes, etc.) to accommodate the lines.

124.4	Including a fitting, boss, or nipple means:
	This subclass is indented under subclass 124.2. Subject matter wherein the coupling comprises a fitted detachable protuberance.

124.5	Located within block type connector for ducts:
	This subclass is indented under subclass 124.1. Subject matter including a junction box or cylinder in which the parallel lines are joined to their respective segments.

125.1

FOR BRANCHED PATH:

This subclass is indented under the class definition. Subject matter wherein the flow path is divided into a plurality of flow paths or a plurality of flow paths are combined into a single flow path or in which a single flow path is divided and then recombined with means for providing couplings for the several flow paths.

SEE OR SEARCH THIS CLASS, SUBCLASS:

122.1,

for branched flow couplers in plural noncommunicating flow paths.

SEE OR SEARCH CLASS:

220,	Receptacles, subclasses 3.2+ for analogous structures constituting receptacles of the outlet or junction box type.
403,	Joints and Connections, subclasses 167+ for branched connections in general.

126.1

Having an access opening and removable cover:

This subclass is indented under subclass 125.1. Subject matter including an opening with a closure or having one or more separable parts, which permit access to the interior thereof without disassembly of the joint.

SEE OR SEARCH THIS CLASS, SUBCLASS:

62+,	for an access opening to permit insertion or removal of a wear element.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclasses 583+ for a fluid handling system with an access opening.
138,	Pipes and Tubular Conduits, subclasses 89+ for pipe closures.
220,	Receptacles, subclasses 200+ for analogous closures for receptacles and of general utility.

127.1

Including a swivel joint:

This subclass is indented under subclass 125.1. Subject matter comprising a coupling which has a pivotal arc of less than 360 degrees, or accommodates precessional motion.

SEE OR SEARCH THIS CLASS, SUBCLASS:

274,	for yoke-type swivels.

127.2	Double Y-type:
	This subclass is indented under subclass 127.1. Subject matter wherein two lines form Y"s and unite at right angles to each other.

128.1	Allowing for movement parallel to path (e.g., expansion joint):
	This subclass is indented under subclass 125.1. Subject matter wherein the coupling accommodates positional adjustment along the longitudinal axis of one or more pipes to compensate for connection, disconnection, linear expansion, etc.

129.1

And having additional, integral fitting, branch, or coupling for a means such as a vent:

This subclass is indented under subclass 125.1. Subject matter including one or more openings which function to admit or expel gases from a system.

SEE OR SEARCH CLASS:

4,	Baths, Closets, Sinks, and Spittoons, subclasses 209+ for ventilation of that art.
48,	Gas: Heating and Illuminating, subclass 108 for couplings combined with structure to provide gas mixing.
137,	Fluid Handling, subclass 176 for a liquid seal trap with an air-port, subclass 215 for anti-siphon devices to fluid handling systems, and subclasses 583+ for vent openings in fluid distribution systems. See the search notes thereunder.
261,	Gas and Liquid Contact Apparatus, subclasses 76+ for injector type contact devices.
417,	Pumps, subclasses 151+ for jet pumps.

129.2	Plus a bend, flange, pocket, or chamber for antisiphon:
	This subclass is indented under subclass 129.1. Subject matter including means, generally a particular air chamber or arrangement of vent openings, for preventing the siphoning of trap liquids-seals upstream of the claimed coupling.

130.1	Intersecting paths (e.g., X- or cross-type):
	This subclass is indented under subclass 125.1. Subject matter wherein two lines intersect to form a cross or "X" configuration.

131.1

Y-type, (symmetrical along the centerline):

This subclass is indented under subclass 125.1. Subject matter wherein two lines form the legs of a "Y" configuration, said legs being symmetrically angled from a single line.

SEE OR SEARCH THIS CLASS, SUBCLASS:

127.2,

for a double Y-type providing relative motion.

132.1	(Y-type) having a straight portion and an angled leg:
	This subclass is indented under subclass 125.1. Subject matter wherein one line intersects another line obliquely, thereby forming a "Y" configuration having one angled leg.

133.11

T-type:

This subclass is indented under subclass 125.1. Subject matter wherein one line intersects another line orthogonally, thereby forming a "T" configuration.

SEE OR SEARCH THIS CLASS, SUBCLASS:

189+,

for a joint between a pipe end and a pipe side.

133.21	Having a seal, gasket, O-ring, or packing:
	This subclass is indented under subclass 132.1. Subject matter including a means which prevents or minimizes the flow of a fluid.

133.3	Having a pipe-receiving bell, socket, or mouth:
	This subclass is indented under subclass 132.1. Subject matter wherein the inside diameter of a portion of a fitting is larger than the outside diameter of the pipe that is to be received into the fitting.

133.4	Having threaded portions:
	This subclass is indented under subclass 132.1. Subject matter including mating helical or spiral ridges which act as the interconnecting mechanism.

133.5	Having reinforcement:
	This subclass is indented under subclass 132.1. Subject matter including structure for strengthening or stiffening (e.g., a fiber mesh, concrete re-bar, filament wrap, etc.).

133.6	For thin-walled material (e.g., sheet metal):
	This subclass is indented under subclass 132.1. Subject matter wherein the cross-sectional dimension from the inside diameter to the outside diameter of the cylinder forming the line is very small (e.g., HVAC ductwork, etc.).

134.1

U-TYPE (E.G., RETURN BEND):

This subclass is indented under the class definition. Subject matter comprising a pipe coupling having parallel leg portions which are connected by a bight or "U" shaped section.

SEE OR SEARCH CLASS:

138,	Pipes and Tubular Conduits, subclass 95 for pipe closures of the return bend type.

135.1	Detachable:
	This subclass is indented under subclass 134.1. Subject matter wherein the bight or "U" section is easily removable or replaceable.

135.2	Having yoke-type clamp:
	This subclass is indented under subclass 135.1. Subject matter including a saddle-like element which maintains the joint between the bight and the parallel leg portions of the structure.

135.3	Having a removable bushing:
	This subclass is indented under subclass 135.2. Subject matter including a replaceable element which serves to line or constrain the coupling.

135.4	Having coupling sleeve:
	This subclass is indented under subclass 135.1. Subject matter including an encircling element (e.g., a threaded nut) which secures the bight to the parallel leg portions.

135.5	Secured by bolt:
	This subclass is indented under subclass 135.4. Subject matter wherein the sleeve, itself, is secured by at least one element having a threaded stem.

136.1

PIPE TO DISCREET NIPPLE OR SLEEVE TO PLATE (I.E., THREE SUCCESSIVE PIECES):

This subclass is indented under the class definition. Subject matter comprising an intermediate tubular means between a pipe or rod and a plate or pipe side.

(1) Note. The nipple being a tubular connection means which is generally six inches or shorter in length.

SEE OR SEARCH THIS CLASS, SUBCLASS:

189+,

for a joint between the end of a pipe and a plate or pipe side.

SEE OR SEARCH CLASS:

403,	Joints and Connections, subclasses 187+ for a rod connected to a plate or side through an intermediate member.

137.11

Pipe to nipple connection dependent on nipple to plate connection:

This subclass is indented under subclass 136.1. Subject matter wherein the pipe-to-rod or pipe joint is essential to the existence of the joint with the plate.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclass 801 for a nozzle or spout having claimed flow characteristics.
241,	Solid Material Comminution or Disintegration, subclasses 46.013+ for garbage disposal mountings.

138.1

Ball and socket:

This subclass is indented under subclass 136.1. Subject matter wherein the pipe to plate joint comprises a spheroidal knoblike portion fitted into a mating depression.

SEE OR SEARCH THIS CLASS, SUBCLASS:

261,	for a ball and socket joint between pipe ends.

SEE OR SEARCH CLASS:

362,	Illumination, subclass 421 for this type of joint in a head lamp and bulkhead combination.
411,	Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener, subclass 370 for a threaded fastener and nut provided with a stay bolt bearing washer.

139.1

Plate clamped between flanged nipple and separate fastener:

This subclass is indented under subclass 136.1. Subject matter wherein the plate or pipe side is clamped between a nut internal thereof and a shoulder or flange on the nipple.

SEE OR SEARCH THIS CLASS, SUBCLASS:

154.2+,

for this type of connection for sheathing of a flexible cable (e.g., electrical wiring, etc.).

139.2	Nipple includes seal:
	This subclass is indented under subclass 139.1. Subject matter including a pliable annular means (e.g., seal, gasket, O-ring, packing, etc.) which is intended to function as a leakage preventer.

139.3	Nipple includes securing means:
	This subclass is indented under subclass 139.1. Subject matter including an anchoring component (e.g., wedge, cam, beveled edge, etc.).

140.1

Expandable detent engages plate to hold nipple:

This subclass is indented under subclass 136.1. Subject matter including a resilient member (e.g., finger, lug, etc.) which allows the plate and nipple components to be snap-fitted together.

SEE OR SEARCH THIS CLASS, SUBCLASS:

196,	for a pipe-to-plate joint comprising an expansible packing on a spigot. See the Search Notes thereunder.

141.1	Nipple sealed to plate:
	This subclass is indented under subclass 136.1. Subject matter wherein the components are joined by a leakproof means (e.g., gasket, weld, etc.).

142.1	Nipple bolted to plate:
	This subclass is indented under subclass 136.1. Subject matter wherein the components are fastened by a headed, threaded member.

143.1	Nipple threaded to plate:
	This subclass is indented under subclass 136.1. Subject matter wherein the components have mating helical threads and are joined by being screwed together.

144.1

SERIAL, RELATIVELY MOVABLE PORTIONS:

This subclass is indented under the class definition. Subject matter comprising a joint having components which are movable with respect to each other (e.g., a universal swivel allowing both pivotal and rotational motion about intersecting axes, etc.).

SEE OR SEARCH THIS CLASS, SUBCLASS:

121.2,	121.3+ and 121.6+, for couplings with plural noncommunicating paths permitting relative motion between the coupled elements.
181,	for serially connected adjustable elbows.
184,	for adjustable angle joints.
223+,	for a flexible joint, per se.
261+,	for a ball and socket joint, per se.
272+,	for a swivel joint, per se.
302+,	for a telescopic joint, per se.

145.1

Having telescoping portion:

This subclass is indented under subclass 144.1. Subject matter including a slidable member, thereby making the unit extensible or compressible.

SEE OR SEARCH THIS CLASS, SUBCLASS:

148.27,

for serial diverse joints having eccentric means providing lateral adjustment.

145.2	Pivot or swivel:
	This subclass is indented under subclass 145.1. Subject matter including a connection which accommodates arcuate or precessional motion of a member.

145.3	Ball connector:
	This subclass is indented under subclass 145.1. Subject matter including a spheroidal joint which connects to a corresponding mating surface (e.g., socket).

145.4	Sleeve:
	This subclass is indented under subclass 145.1. Subject matter including an encasement of the portion of the unit wherein two members are joined.

145.5	Bellows-type:
	This subclass is indented under subclass 145.4. Subject matter wherein the sleeve is resiliently deformable.

146.1	Linked ball and socket portions:
	This subclass is indented under subclass 144.1. Subject matter wherein a set of members are joined by at least partially spheroidal sections fitted to mating depressions, thereby forming a flexible unit.

146.2	Having multiplex socket:
	This subclass is indented under subclass 146.1. Subject matter wherein a single socket member is configured to accept registry with two or more sections having ball joint ends.

146.3	Having ball between opposed sockets:
	This subclass is indented under subclass 146.1. Subject matter comprising two articulated opposed concave sockets coacting with convex surfaces on a spheroidal intermediate member.

147.1	Plural swivels:
	This subclass is indented under subclass 144.1. Subject matter comprising two or more joints which accommodate both pivotal and rotational motion about intersecting axes.

147.2	Having spring:
	This subclass is indented under subclass 147.1. Subject matter including a resilient member that regains its original configuration after being distorted.

147.3	Having nozzle:
	This subclass is indented under subclass 147.1. Subject matter including a projecting member which has a discharge opening.

148.1

Serial diverse single flow path or line:

This subclass is indented under subclass 144.1. Subject matter comprising a plurality of diverse couplings arranged in serial relationship along a single line.

SEE OR SEARCH THIS CLASS, SUBCLASS:

50+,	for an intermediate joint with insulation.
58+,	for an intermediate coupling in a floor supported water closet joint.
136.1+,	for serially arranged joints comprising pipe or rod-to-pipe-to-plate.
181,	for an adjustable elbow.
390,	and 405, for a joint including as an element thereof a detachable flange.

148.11

Diverse materials:

This subclass is indented under subclass 148.1. Subject matter including means to unite tubes made of distinctly different substances (e.g., copper to aluminum).

SEE OR SEARCH THIS CLASS, SUBCLASS:

329,	for a particular joint interface of diverse materials.

148.12	Having bonded component:
	This subclass is indented under subclass 148.11. Subject matter wherein a part of the joint is secured by such means as (e.g., welding, soldering, brazing, leading, etc.).

148.13

Nonmetal to metal:

This subclass is indented under subclass 148.11. Subject matter in which one of the united tubes is made of a substance other than metal (e.g., rubber, elastomer, etc.).

SEE OR SEARCH THIS CLASS, SUBCLASS:

8,	for a coupling between a faucet and a hose.
49,	for a noise dampener comprising an intermediate resilient conduit.
223+,	for a flexible joint between rigid members, especially subclasses 235+ for a resilient sleeve.
238+,	for a nonmetal-to-metal coupling, especially subclasses 240+ for a flexible tip type.

SEE OR SEARCH CLASS:

228,	Metal Fusion Bonding, subclass 101 for the process of joining metal to nonmetal by surface bonding.

148.14	Quick connect or release:
	This subclass is indented under subclass 148.13. Subject matter which can be joined or disconnected with a simple movement (e.g., twist, push, pull, etc.).

148.15	Having swivel:
	This subclass is indented under subclass 148.13. Subject matter which accommodates both pivotal and rotational motion about intersecting axes.

148.16	Having serrated nipple:
	This subclass is indented under subclass 148.13. Subject matter including a short member of the structure which has toothlike projections on it for gripping purposes

148.17	Having clamp:
	This subclass is indented under subclass 148.13. Subject matter including a gripping means on the periphery of the joint.

148.18

Reducer:

This subclass is indented under subclass 148.13. Subject matter wherein the coupling provides for a difference in cross-sectional areas of the lines which are joined.

SEE OR SEARCH THIS CLASS, SUBCLASS:

123.1+,	for an inner to spaced outer tube coupling.
324,	for a reducing bushing in a contractible socket type joint.

SEE OR SEARCH CLASS:

138,	Pipes and Tubular Conduits, subclasses 40+ for flow restrictors.

148.19

Diverse coupling interfaces:

This subclass is indented under subclass 148.1. Subject matter wherein the boundary surface of one of the couplings differs from that of the other coupling.

SEE OR SEARCH THIS CLASS, SUBCLASS:

148.6+,	for plural means each of which is capable of making the joint.
328,	for a particular interface in a single joint.

148.2	Quick connect or release:
	This subclass is indented under subclass 148.1. Subject matter which can be joined or disconnected with a simple movement (e.g., twist, push, pull, etc.).

148.21	Quick connect or release:
	This subclass is indented under subclass 148.19. Subject matter which can be joined or disconnected with a simple movement (e.g., twist, push, pull, etc.).

148.22

Diverse size or shape:

This subclass is indented under subclass 148.1. Subject matter wherein the couplings provide for a change in size or a difference in shape of the members to be joined.

SEE OR SEARCH THIS CLASS, SUBCLASS:

12+,	for a convertible coupling.

148.23

Reducer:

This subclass is indented under subclass 148.22. Subject matter wherein the coupling provides for a difference in the cross-sectional areas of the lines that are being joined.

SEE OR SEARCH THIS CLASS, SUBCLASS:

123.1+,	for an inner to spaced outer tube coupling.
324,	for a reducing bushing in a contractible socket type joint.

SEE OR SEARCH CLASS:

138,	Pipes and Tubular Conduits, subclasses 40+ for flow restrictors.

148.24	Sheet-metal (e.g., stove duct, etc.):
	This subclass is indented under subclass 148.23. Subject matter wherein the lines are very thin-walled.

148.25	Having bolted flange:
	This subclass is indented under subclass 148.23. Subject matter including a protruding collar held by a headed, threaded device.

148.26	Having clamp:
	This subclass is indented under subclass 148.23. Subject matter including a gripping device which is intended to hold the assembly together.

148.27

Eccentric:

This subclass is indented under subclass 148.22. Subject matter wherein the coupling provides for an off-center relationship which may be adjustable with respect to the joined members.

SEE OR SEARCH THIS CLASS, SUBCLASS:

145.1+,

for serial diverse relatively movable joints which provide for longitudinal and lateral adjustment.

148.28	Having bolted or screwed flange or clamp:
	This subclass is indented under subclass 148.1. Subject matter including a gripping device or protruding rim used in conjunction with a threaded means to secure the joint.

148.3	Flexible:
	This subclass is indented under subclass 148.1. Subject matter which is capable of withstanding a bending movement.

148.4	Having swivel:
	This subclass is indented under subclass 148.1. Subject matter which accommodates both pivotal and rotational motion about intersecting axes.

148.5

Intermediate joint with expansible spigots:

This subclass is indented under subclass 148.1. Subject matter comprising a fitting having expansible ends for insertion into and between pipe ends with means intermediate the ends of the fitting providing a readily separable coupling.

(1) Note.Means for forming a continuous line of pipe for feeding the pipe through apparatus in a continuous process (e.g., coating) are placed in this subclass.

SEE OR SEARCH THIS CLASS, SUBCLASS:

338,	for a coupling comprising a spigot carried, expansible packing. See the Search Notes thereunder.

148.6

Compound coupling (e.g., leak-gland type):

This subclass is indented under subclass 148.1. Subject matter including at least two means, each of which is capable of making a single joint for effecting the connection and perfecting the seal between the free ends of two members (e.g., an internally threaded socket having external threads cooperating with a screw thimble to press a packing at the lap of the socket and spigot).

SEE OR SEARCH THIS CLASS, SUBCLASS:

15+,	for repair devices and see the Search Notes thereunder.
115+,	for a strain relief comprising socket or sleeve extension.
337,	for external packing at a lapped joint.
364+,	for flanged-packed joints having clamping means.

148.7	Having molded or bonded joint:
	This subclass is indented under subclass 148.6. Subject matter wherein one of the means includes a plastic or melted material in the joint or wherein the ends of the members are united by fusion or by welding pressure.

148.8	Having bolted or screwed flange or clamp:
	This subclass is indented under subclass 148.7. Subject matter including a gripping device or protruding rim used in conjunction with a threaded means to secure the joint.

148.9	Having bonded component:
	This subclass is indented under subclass 148.1. Subject matter wherein a part of the joint is secured by such means as (e.g., welding, soldering, brazing, leading, etc.).

149.1	CONNECTOR FOR CONDUIT HOUSING ELECTROMAGNETIC LINE:
	This subclass is indented under the class definition. Subject matter for the duct type structure surrounding a cable or wire-like means which is used to transmit electromagnetic energy.

150.1	Underground:
	This subclass is indented under subclass 149.1. Subject matter wherein the conduit is intended to be buried subterraneanly.

151.1	Watertight:
	This subclass is indented under subclass 149.1. Subject matter wherein the electromagnetic cable is sealed and impervious to liquid.

152.1	Multiple passage:
	This subclass is indented under subclass 149.1. Subject matter wherein the conduit has two or more cells for carrying the electromagnetic cable.

153.1	Including swivel:
	This subclass is indented under subclass 149.1. Subject matter which accommodates both pivotal and rotational motion about intersecting axes.

153.2	Having plural swivels:
	This subclass is indented under subclass 153.1. Subject matter having more than one swivel.

153.3	Having swivel and spring:
	This subclass is indented under subclass 153.1. Subject matter including a resilient device which is intended to hold the swivel in a certain position.

154.1	Having box and connector:
	This subclass is indented under subclass 149.1. Subject matter including means for coupling a conduit or cable to a box structure requiring at least two walls of the box.

154.2	Including flexible armored sheath:
	This subclass is indented under subclass 154.1. Subject matter in which the cable is encased in a spiraled metallic cover.

154.3	Including screw operated clamp:
	This subclass is indented under subclass 154.2. Subject matter which is secured by a gripping device which is tightened by turning a screw.

154.4	Including screw operated clamp:
	This subclass is indented under subclass 154.1. Subject matter in which the connector is secured by a gripping device which is tightened by turning a screw.

[List of Patents for class 285 subclass 179]

179

ELBOW:

This subclass is indented under the class definition. Subject matter comprising a fitting having only two openings with the axis of the openings intersecting at an angle.

SEE OR SEARCH THIS CLASS, SUBCLASS:

131.1+,	for Y-type fittings.
133.1+,	for T-type fittings.
134.1+,	for U-type fittings.
184+,	for a coupling including means to vary the angle between the connected members about an axis transverse to the members.
189+,	for a joint between the end of one pipe and the side of another.

179.1

With access opening:

This subclass is indented under subclass 179. Subject matter having an opening with a closure or having one or more separable parts, which permit access to the interior thereof without disassembly of the joint.

SEE OR SEARCH THIS CLASS, SUBCLASS:

62+,	for an access opening to permit insertion or removal of a wear element.

SEE OR SEARCH CLASS:

137,	Fluid Handling, subclasses 583+ for a fluid handling system with an access opening.
138,	Pipes and Tubular Conduits, subclasses 89+ for pipe closures.
220,	Receptacles, subclasses 200+ for analogous closures for receptacles and of general utility.

179.2	Sheet-metal:
	This subclass is indented under subclass 179.1. Subject matter wherein the conduit comprises very thin-walled material (e.g., heating duct, etc.).

[List of Patents for class 285 subclass 180]

180

Cooperating saddle clamp:

This subclass is indented under subclass 179. Subject matter comprising clamping means including a U-shaped member astride the fitting with means to force one end of the fitting and a pipe end together.

SEE OR SEARCH THIS CLASS, SUBCLASS:

197+,

for an end-to-side or plate coupling including a saddle-type clamp.

[List of Patents for class 285 subclass 181]

181

Serially connected, adjustable:

This subclass is indented under subclass 179. Subject matter including adjustable means serially connecting two elbows or two parts which form an elbow.

SEE OR SEARCH THIS CLASS, SUBCLASS:

144.1+,	for plural movable joints.
184+,	for an adjustable angle coupling.
223+,	for a flexible joint between rigid members.
261+,	for a ball and socket joint.
272+,	for a swivel joint.
283,	for a detachable hinge coupling.

[List of Patents for class 285 subclass 182]

182

Nesting parts:

This subclass is indented under subclass 179. Subject matter made of separable parts so shaped that they may be stacked in nested relation, generally for storage convenience.

SEE OR SEARCH THIS CLASS, SUBCLASS:

23,	for couplings with holding means used only during transportation.

SEE OR SEARCH CLASS:

220,	Receptacles, subclasses 6+ and 8 for sectional receptacles for folding and nesting receptacle parts, respectively. See the Search Notes thereunder.

[List of Patents for class 285 subclass 183]

183

Sheet metal:

This subclass is indented under subclass 179. Devices in which the material is originally in sheet form.

SEE OR SEARCH THIS CLASS, SUBCLASS:

424,	for other sheet material couplings.

[List of Patents for class 285 subclass 184]

184

ADJUSTABLE ANGLE:

This subclass is indented under the class definition. Subject matter wherein the angle between the two connected members may be varied about an axis transverse to the members and held in adjusted position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

44,	for adjustable angle roof flashing type joints.
181+,	for serially connected adjustable angle elbows.
261+,	for ball and socket joints.
272+,	for swivel joints which allow free axial, relative movement.
283,	for a detachable hinge coupling.

SEE OR SEARCH CLASS:

403,	Joints and Connections, subclasses 209+ for adjustable angle joints in general.

[List of Patents for class 285 subclass 185]

185

With center bolt:

This subclass is indented under subclass 184. Devices wherein the pipes are held in adjusted relationship by a bolt extending across the joint through the flow line.

SEE OR SEARCH THIS CLASS, SUBCLASS:

191,	for a pipe-to-plate coupling including a center bolt.
272.1,	for a hollow center bolt in a swivel joint having an access opening.

[List of Patents for class 285 subclass 187]

187

TEMPERATURE-RESPONSIVE:

This subclass is indented under the class definition. Subject matter comprising means responsive to temperature changes to maintain a good seal upon expansion or contraction of the coupled members.

SEE OR SEARCH THIS CLASS, SUBCLASS:

41,	for a coupling with heating or cooling means.
95+,	for a coupling with a fluid pressure responsive seal.
288.3,	for means to relieve heat of welding.
335+,	for a packed coupling. See the Search Notes thereunder.

SEE OR SEARCH CLASS:

403,	Joints and Connections, subclass 32 for joints in general provided with ambient condition responsive control means.

[List of Patents for class 285 subclass 188]

188

SIDE TO PIPE SIDE:

This subclass is indented under the class definition. Subject matter in which the joint is between pipe sides involving transverse openings therein.

SEE OR SEARCH THIS CLASS, SUBCLASS:

68+,	for duplicate end couplings having transverse ports.

[List of Patents for class 285 subclass 189]

189

END TO SIDE OR PLATE (E.G., REINFORCEMENT):

This subclass is indented under the class definition. Subject matter comprising means for joining a pipe to a plate or a pipe end to a pipe side.

SEE OR SEARCH THIS CLASS, SUBCLASS:

124.1+,	for a joint system comprising means to join parallel noncommunicating pipes to a plate (e.g., a header).
125.1+,	especially subclass 352 for branch- type couplings including a joint at the free end of at least one branch.
136.1+,	for a pipe or rod-to-pipe to plate series.
414+,	for a detachable flange.
416,	for a welded flange.

SEE OR SEARCH CLASS:

122,	Liquid Heaters and Vaporizers, subclasses 511+ and 512+ for tube and tube sheet connections for heaters and vaporizers.
126,	Stoves and Furnaces, subclass 318 for sheet metal stove pipe to plate in conjunction with stoves and furnaces.
165,	Heat Exchange, subclasses 173+ for side by side tubes connected to a header plate of a heat exchanger.
222,	Dispensing, subclasses 89+ and 566+ for joints between receptacles and their nozzles, spouts or pouring devices.
241,	Solid Material Comminution or Disintegration, subclasses 46.03+ for a sink mounted garbage disposal.
248,	Supports, subclasses 56+ for a support for a pipe or cable in a plate.
403,	Joints and Connections, subclasses 230+ for a joint between a rod end and a plate or side.

[List of Patents for class 285 subclass 190]

190

Swivel with lateral port to annular sleeve:

This subclass is indented under subclass 189. Subject matter comprising a swivel having a lateral port in communication with an annular opening in a surrounding sleeve.

SEE OR SEARCH THIS CLASS, SUBCLASS:

272+,

for a swivel with longitudinal ports.

SEE OR SEARCH CLASS:

279,	Chucks or Sockets, subclass 20 for a socket type fluid-conduit drill holding means.

[List of Patents for class 285 subclass 191]

191

Bolt or hook in flow (e.g., center bolt):

This subclass is indented under subclass 189. Subject matter wherein a bolt or hook passes into the interior of a pipe, generally centrally thereof, sometimes completely through a wall, to secure the elements together.

SEE OR SEARCH THIS CLASS, SUBCLASS:

185,	for an adjustable angle type coupling including a center bolt.

SEE OR SEARCH CLASS:

222,	Dispensing, subclass 90 for nozzle and container in which the nozzle is attached to the container wall by an extending member, and 569 for connection of nozzle and container by nozzle engaging interior and exterior walls of the receptacle.

[List of Patents for class 285 subclass 192]

192

Penetrating (e.g., secant):

This subclass is indented under subclass 189. Subject matter wherein the pipe penetrates or pierces the plate or side and extends therethrough a distance significantly greater than that necessary to effect the joint.

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20,	for a joint between spaced plates and pipe extending through at least one of the plates including an assembly means or feature.
42+,	for a roof or floor drain flashing connection.
56+,	for a floor supported water closet type joint.
154.1+,	for a pipe to box joint requiring two walls of the box.

[List of Patents for class 285 subclass 193]

193

Fixture:

This subclass is indented under subclass 192. Subject matter wherein the penetrating member is a portion of a fixture (e.g., a faucet shank).

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46,	for escutcheon shields combined with a joint.
56+,	for a floor supported water closet joint.
137.1,	for a dependent coupling comprising a pipe or rod-to-pipe-to-plate system of joints (e.g., china spouts to tub). See the Search Notes thereunder.

[List of Patents for class 285 subclass 194]

194

Hole edge clamp:

This subclass is indented under subclass 192. Subject matter in which the pipe is anchored in place by being wedged or forced against an edge of the hole in the plate.

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154.1+,	for a pipe or cable and box coupling wherein two or more walls of a box are essential to the coupling.
420,	for miscellaneous joints including clamps. See the Search Notes thereunder.

[List of Patents for class 285 subclass 195]

195

Transverse screw:

This subclass is indented under subclass 194. Subject matter comprising a screw, the axis of which is transverse to the pipe, which applies the anchoring force thereto.

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218,	for an expansible thimble with a transverse clamping screw.

[List of Patents for class 285 subclass 196]

196

Expansible packing on spigot:

This subclass is indented under subclass 189. Subject matter comprising a packing carried by the pipe with means to expand the packing into holding relation with the plate.

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107,	for a coupling with a fluid pressure seal comprising an expansible shank.
109,	for a coupling with a fluid pressure seal comprising an expansible internal sleeve-type gasket.
140.1,	for pipe or rod-to-pipe-to-plate joints including an expanding spigot.
338,	for a socket joint with a spigot carried, radially expansible packing. See the Search Notes thereunder.

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411,	Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener subclass 370 for a threaded fastener and nut with a stay bolt bearing washing.

[List of Patents for class 285 subclass 197]

197

Saddle-type clamp:

This subclass is indented under subclass 189. Subject matter including a clamp comprising a saddle shaped member transverse and astride one pipe with means to force a pipe end to a pipe side.

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180,	for an elbow coupling including a saddle clamp.
309+,	for a coupling comprising an essential catch having a manipulator with means to increase the contact pressure.

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251,	Valves and Valve Actuation, subclasses 146+ for similar means for mounting a valve to a pipe side.

198	Yoke with radial screw at bight:
	This subclass is indented under subclass 197. Subject matter wherein the saddle is a yoke and the forcing means is a radial screw at the bight.

199	Yoke with thread on free ends:
	This subclass is indented under subclass 197. Subject matter wherein the saddle is a yoke with threaded free ends which are essential to the forcing means.

[List of Patents for class 285 subclass 200]

200

Flexible or yielding plate:

This subclass is indented under subclass 189. Subject matter comprising means for connecting a pipe to a flexible plate.

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43,	for tent-type roof flashing.

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152,	Resilient Tires and Wheels, subclasses 415+ for inflating devices for resilient tires, especially subclasses 429+.

[List of Patents for class 285 subclass 201]

201

Sput:

This subclass is indented under subclass 189. Subject matter comprising a short conduit connector secured to the plate for the purpose of reinforcing the plate wall as well as providing means for pipe connection.

(1) Note. This subclass deals with the specific joint between the plate and the connector; when the joint between connector and the pipe is claimed search subclasses 158+ except when the joints are so related that making or breaking of one of the joints breaks the other, e.g., see subclass 207.

[List of Patents for class 285 subclass 202]

202

Interlocked:

This subclass is indented under subclass 201. Subject matter in which the sput connector and the plate wall are integrally secured, e.g., a flange portion on the sput connector and the plate edge are rolled and pressed together.

(1) Note. The sputs under subclasses 202+ are generally of one piece and deformation of material is the means of fastening.

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330,	for a coupling having a particular interface comprising interlocked portions. See the Search Notes thereunder.
382,	for a joint involving deformation of the material thereof. See the Search Notes thereunder.

203	Plate edge locks sput:
	This subclass is indented under subclass 202. Subject matter in which the sput connector portion, e.g., the sput flange, is locked to the plate edge by portions of the plate enclosing the sput portion.