Bellows type expansible chamber pump having separate biasing mea

Details Bellows type expansible chamber pump having separate biasing mea Bellows type expansible chamber pump having separate biasing mea

1976-09-27

1977-09-13

Husar, C. J.

Pumps

Motor driven

Electric or magnetic motor

92 137, 92 46, 92128, 128 1D, 222336, 222309, 417472, F04B 4300, A61M 103

Patent

active

040478513

ABSTRACT:
A bellows type expansible chamber pump having an exterior spring encircling it for biasing the pump in a suction direction, the pump being completely and quickly disassembled for cleaning purposes. The pump is mounted within an enclosure or box and is driven through an adjustable eccentric by an electric motor. A pump end section sets freely in the bottom of the box and can be manually shifted to prime the pump.

REFERENCES:
patent: 2592237 (1952-04-01), Bradley
patent: 2960038 (1960-11-01), Lupfer et al.
patent: 3162335 (1964-12-01), Kogan et al.
patent: 3195420 (1965-07-01), Johannsen
patent: 3529908 (1970-09-01), Smith
patent: 3703342 (1972-11-01), O'Connor

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