US 7,572,113 B2
Methods and apparatus for pumping and dispensing
Michael T. Romanyszyn, San Antonio, Tex. (US); Basil F. Girjis, San Antonio, Tex. (US); and Alfred A. Schroeder, San Antonio, Tex. (US)
Assigned to Lancer Partnership, Ltd., San Antonio, Tex. (US)
Filed on Mar. 21, 2005, as Appl. No. 11/85,370.
Prior Publication US 2006/0208002 A1, Sep. 21, 2006
Int. Cl. F04B 17/03 (2006.01); F04B 43/08 (2006.01)
U.S. Cl. 417—360  [417/477.1; 417/3] 12 Claims
OG exemplary drawing
 
1. A pump assembly. comprising:
a base having an electrical connector;
a motor housing engaged with the base and the electrical connector, the motor housing adapted for sliding disengagement from both the base and the electrical connector in a single sliding motion in a first direction, and engagement with both the base and the electrical connector in a single sliding motion in a second direction opposite to the first direction, the motor housing providing a substantially water-tight seal around a motor, wherein electricity is supplied to the motor through the electrical connector; and
a peristaltic pump comprising tube engaging members, the peristaltic pump coupled to the motor and adapted for quick disconnect from the motor.