Fluid pump

Details Fluid pump Fluid pump

1985-04-12

1988-08-30

Croyle, Carlton R.

Pumps

Expansible chamber type

Pumping member position controlled port

92162R, 92 83, 417551, F04B 4700

Patent

active

047672900

ABSTRACT:
A self-priming pistonless lift pump has a first elongate tubular cylinder within which a second elongated tubular cylinder is loosely contained and freely slidable, the respective cylinders having inlet valves at their lower ends, and at their upper ends having fluid outlets, the outlet of the second tubular cylinder being transversely aligned with the outlet of the first cylinder when the second cylinder is in a lowermost position of travel within the first cylinder.

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