Constant flow device

Details Constant flow device Constant flow device

1979-03-27

1981-05-26

Schwadron, Martin P.

Fluid handling

Liquid level responsive or maintaining systems

Control of both inflow and outflow of tank

128214C, 1282142, 137433, 251122, F16K 2118, F16K 3118

Patent

active

042692229

ABSTRACT:
A device for regulating the flow of liquid through a liquid line communicating with a reservoir disposed thereabove comprises a housing defining a float chamber having inlet and outlet openings in the top and bottom walls thereof, respectively; a substantially egg-shaped float disposed in the chamber for vertical movement between an upper position and a lower position; upper valve means connected to the float for closing the inlet opening when the float is in its upper position and lower valve means connected to the float for closing the outlet opening when the float is in its lower position, the valve means being in close spaced relation with the top and bottom walls of the chamber throughout the range of movement of the float; and means disposed beneath the chamber for regulating the flow of liquid through the outlet opening.

REFERENCES:
patent: 843069 (1907-02-01), Burdick
patent: 2090273 (1937-08-01), Wagner
patent: 2315109 (1943-03-01), Cutter
patent: 2599286 (1952-06-01), Rockwell
patent: 2602464 (1952-07-01), Greening
patent: 2696818 (1954-12-01), Van Loghem
patent: 3033323 (1962-05-01), La Manna
patent: 3776229 (1973-12-01), McPhee
patent: 3963024 (1976-06-01), Goldowsky
patent: 3989043 (1976-11-01), Dimeff
patent: 4096879 (1978-06-01), Seruretal

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