Diaphragm pump

Details Diaphragm pump Diaphragm pump

1986-08-29

1988-10-18

Smith, Leonard E.

Pumps

Motor driven

Fluid motor

417395, 91275, F04B 4302

Patent

active

047783567

ABSTRACT:
A double action diaphragm type pump wherein oppositely positioned diaphragm pumping units are reciprocally operated by a hydraulic cylinder assembly positioned between the pumping units. Separate piston rods extend oppositely from a piston in a hydraulic cylinder, each rod operating a diaphragm in one of the pumping units.

REFERENCES:
patent: 2645900 (1953-07-01), Hutchison
patent: 2745386 (1956-05-01), Wildeman
patent: 3338171 (1967-08-01), Conklin et al.
patent: 3440967 (1969-04-01), Pennther
patent: 4119113 (1978-10-01), Meginniss, III
patent: 4174928 (1979-11-01), Austin

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