Flow regulating device

Details Flow regulating device Flow regulating device

1984-07-09

1986-12-30

Cohan, Alan

Fluid handling

Diverse fluid containing pressure systems

Fluid separating traps or vents

137578, B01D 17025

Patent

active

046321390

ABSTRACT:
A device for the automatic regulation of fluid flows through an aperture for use with immiscible liquids having differing densities, wherein the volume, weight and shape of a floatable plug are selected to provide a negative buoyancy with respect to the less dense liquid and a positive buoyancy with respect to the denser liquid, and with the buoyancy of the plug in the various liquids determining whether the fluids will be permitted to flow through the aperture.

REFERENCES:
patent: 2115043 (1938-04-01), Lamiron
patent: 2193201 (1940-03-01), Thomson
patent: 2551404 (1951-05-01), Wiggins
patent: 2996073 (1961-08-01), Walsh
patent: 3757813 (1973-09-01), Levenberg

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