Electromagnetic pumps

Details Electromagnetic pumps Electromagnetic pumps

1979-06-11

1981-12-22

Freeh, William I.

Pumps

Motor driven

Electric or magnetic motor

F04B 1704

Patent

active

043068421

ABSTRACT:
A U shaped yoke member and a U shaped housing member are combined to define a closed space. A sleeve containing a plunger, an exciting coil wound about the sleeve, an oscillator for passing pulsating current through the exciting coil, a return spring, an inlet valve, an outlet valve, are contained in the space. The opposite ends of the sleeve extend through openings of a pair of spaced parallel legs of the yoke and are secured to the legs by inlet and outlet fixtures connected to the openings.

REFERENCES:
patent: 2994792 (1961-08-01), Parker
patent: 3400663 (1968-09-01), Wertheimer
patent: 3512902 (1970-05-01), Emmons
patent: 3543061 (1970-11-01), Wallace
patent: 4047852 (1977-09-01), O'Connor
patent: 4169696 (1979-10-01), Brown

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