Proportioning pump

Details Proportioning pump Proportioning pump

1975-03-03

1976-06-08

Husar, C. J.

Pumps

Condition responsive control of pump drive motor

By control of electric or magnetic drive motor

417388, F04B 910

Patent

active

039618609

ABSTRACT:
The invention relates to a metering pump assembly having a reciprocable pump element with an adjustable stroke. The pump assembly includes a hydraulic system with two adjustable volume chambers, one chamber being associated with the pump element and the other with a displaceable element having an electromagnetic drive. Adjustable throttle means are provided between the two chambers for adjusting the stroke of the pump element in accordance with the setting of the throttle means.

REFERENCES:
patent: 2673522 (1954-03-01), Dickey
patent: 2844227 (1958-07-01), Armstrong
patent: 3101058 (1963-08-01), Carr et al.
patent: 3151562 (1964-10-01), Swartz

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