Method and device for regulating the output of diaphragm pumps

Details Method and device for regulating the output of diaphragm pumps Method and device for regulating the output of diaphragm pumps

1980-06-06

1983-09-13

Smith, Leonard E.

Pumps

Motor driven

Fluid motor

F04B 4300

Patent

active

044039247

ABSTRACT:
A method and device for regulating diaphragm pumps during standby which reduces power input demands during non-delivery standby conditions while assuring a maintenance of working pressure upon a sudden change to a delivery condition which utilizes pressure of the drive fluid as a regulating variable by retaining a portion thereof outside of the drive chamber and using the pressure of the retained portion to control one or both of an intake aperture to the drive chamber or a pressure limiting outlet valve from the drive chamber.

REFERENCES:
patent: Re29055 (1976-11-01), Wagner
patent: 2713827 (1955-07-01), Hoop
patent: 3367270 (1968-02-01), Schlosser
patent: 4022381 (1977-05-01), Karliner

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