Peristaltic pump and method in a peristaltic pump for advancing

Details Peristaltic pump and method in a peristaltic pump for advancing Peristaltic pump and method in a peristaltic pump for advancing

1996-12-31

1998-05-05

Freay, Charles G.

Pumps

Expansible chamber type

Elongated flexible chamber wall progressively deformed

4174771, 604153, F04B 4308

Patent

active

057465851

ABSTRACT:
The peristaltic pump includes a motor and an assembly driven by the motor. The assembly includes a rotating member, a retaining member having a slot, and a tubing advance pad sized to be substantially disposed in the slot, wherein in a first time interval the tubing advance pad is substantially disposed in the slot and the rotating member is configured to compress a tube along a path defined by the retaining member and at least a portion of the tubing advance pad, and in a second time interval the retaining member is configured to release the tubing advance pad from the slot, the tubing advance pad is coupled to the rotating member and the tube is prepared to advance from a first position to a second position.

REFERENCES:
patent: 3597124 (1971-08-01), Adams
patent: 3918854 (1975-11-01), Catarious et al.
patent: 3972649 (1976-08-01), Jutte
patent: 4380236 (1983-04-01), Norton
patent: 4906168 (1990-03-01), Thompson
patent: 4969808 (1990-11-01), Tsukada
patent: 5082429 (1992-01-01), Soderquist et al.

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