Double acting diaphragm pump

Details Double acting diaphragm pump Double acting diaphragm pump

1987-12-21

1989-05-16

Smith, Leonard E.

Pumps

Motor driven

Fluid motor

417397, F04B 2306, F04B 4306

Patent

active

048305863

ABSTRACT:
An improved double acting diaphragm pump utilizes at least one supplemental diaphragm and associated pressure chamber arranged coaxially with the connecting shaft of the main diaphragms. The supplemental chambers are connected via parallel pressure lines or conduits to the pressure source for the main diaphragms and associated pressure chambers.

REFERENCES:
patent: 1820236 (1931-08-01), Loud
patent: 2564052 (1951-08-01), Chiville, Jr.
patent: 4068476 (1978-01-01), Kelsey
patent: 4229143 (1980-10-01), Pucher et al.

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