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| Class 720 | DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL |
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![[List of Pre Grant Publications for class 720 subclass 600]](../as.gif) | ![[List of Patents for class 720 subclass 600]](../ps.gif) | 600 | PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA |
| | 601 |  Tray or drawer loading or ejecting |
| | 602 |  Controlling acceleration, deceleration or speed |
| | 603 | Tray recess |
| | 604 | Clamping or chucking media structure |
| | 606 | Sensing tray position or media loading |
| | 607 | Rack or pinion |
| | 608 | Single multi-purpose driving source |
| | 609 | Manual tray ejector |
| | 610 | Tray locking |
| | 611 | Damped tray |
| | 612 | Pivotal tray or tray holder |
| | 613 | Particular tray guide |
| | 614 | Multiple trays |
| | 615 | Multiple media loading |
| | 617 | Capable of only accepting unprotected insertable single optical medium |
| | 618 | Optical card |
| | 619 | Loading of optical medium |
| | 626 | Detecting physical characteristics or location of optical medium |
| | 630 | Capable of only accepting protected insertable single optical medium |
| | 631 | Misinsertion mechanism or sensor |
| | 632 | Transferring mechanism |
| | 636 | Ejection mechanism |
| | 639 | Locking mechanism |
| | 640 | Pivotable cartridge holder |
| | 641 | Guide mechanism |
| | 642 | Surface loading (e.g., rollers) |
| | 643 | Shutter opening mechanism |
| | 627 | Capable of alternatively accepting protected or unprotected insertable single optical medium |
| | 645 | Detecting physical characteristics and location of optical medium |
| | 646 | Details of exterior front face |
| | 648 | Environmental control |
| | 652 | Arrangement of internal or external components (e.g., space optimization) |
| | 653 | Internal component conveyed outside housing |
| | 654 | Modular mounting |
| | 655 | Particular cover or lid for enclosing media |
| | 656 | Reproducing diverse-type media (e.g., cartridge and disc) |
| | 657 | Locking or latching of cabinet or components within cabinet |
| | 658 | DYNAMIC MECHANISM OPTICAL SUBSYSTEM |
| | 659 | Having power driven optical transducer assembly |
| | 660 | Sensor detecting position of optical transducer |
| | 661 | Single motor drives optical transducer and at least one other component |
| | 662 | Arcuate transducer assembly movement |
| | 663 | Linear transducer assembly movement |
| | 667 | Turntable moves linearly and simultaneously with the optical transducer assembly |
| | 668 | Single optical transducer plays both sides of disc record |
| | 669 | Plural transducers for a single disc side |
| | 671 | Protecting optical transducer |
| | 672 | Transducer carriage or actuator |
| | 673 | Locking of transducer carriage |
| | 674 | Adjusting transducer carriage |
| | 676 | Supported by linear guide rail or rod |
| | 677 |  Rail attachment to base |
| | 678 | Specific rail material |
| | 679 | Rail dampening or resonance suppression |
| | 680 | Transducer carriage supported by roller bearings |
| | 681 | Adjustable objective lens support |
| | 688 | Vibration or resonance suppression |
| | 689 | Chassis base supporting transducer carriage |
| | 690 | Pivotable into reproducing or recording position |
| | 691 | Adjustment of chassis base |
| | 692 | Vibration or resonance suppression |
| | 695 | Optical storage medium support (i.e., turntable or spindle motor) |
| | 696 | Spindle motor exterior structure |
| | 700 | Turntable adjustment |
| | 701 | Having balancer |
| | 703 | Optical storage disc holding structure |
| | 718 | OPTICAL STORAGE MEDIUM STRUCTURE |
| | 719 | Disk protection |
| | 720 | Disk adapter |
| | 721 | Disk hub |
| | 722 | Hub material or composition |
| | 723 | Including clamping plate |
| | 724 | Providing a centering protrusion or projection |
| | 725 | Disk cartridge |
| | 726 | Disk cartridge material |
| | 727 | Having reinforcement member |
| | 728 | Disc cartridge case or jacket |
| | 729 | Having disc identification (e.g., write protect hole or tab) |
| | 730 | Preventing cartridge misinsertion |
| | 732 | Movable cartridge case or jacket piece |
| | 736 | Sealed cartridge |
| | 737 | Movement prevention or static reduction (e.g., antirattle, protective sheets) |
| | 738 | Shutter member |
| | 745 | Optical card record |
| | 746 | Optical tape record |
| FOREIGN ART COLLECTIONS | ||
| FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
| Any foreign patents or non-patent literature from subclasses that have been reclassified have been transferred directly to FOR Collections listed below. These Collections contain ONLY foreign patents or non-patent literature. The parenthetical references in the Collection titles refer to the abolished subclasses from which these Collections were derived. | ||
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