Suction valve for submerged pumping system

Rotary kinetic fluid motors or pumps – Selectively adjustable vane or working fluid control means – Upstream of runner

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Details

415158, 417360, 417901, F04D 2700

Patent

active

039738680

ABSTRACT:
A suction of fluid control valve for a submerged type pump for storage containers containing cryogenic fluids. The valve is normally open and includes a fluid control valve member having ports for communicating with the liquid stored in the storage container. A gas source is provided for producing relative movement between the valve members for sealing off the fluid ports and exposing the ports to thereby control the flow of the stored liquid into the pump housing.

REFERENCES:
patent: 1683567 (1928-09-01), Moody
patent: 3369715 (1968-02-01), Carter

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