Low pressure gas regulator

Details Low pressure gas regulator Low pressure gas regulator

1989-01-11

1990-02-06

Hepperle, Stephen M.

Fluid handling

Line condition change responsive valves

With separate connected fluid reactor surface

251358, G05D 1606

Patent

active

048982040

ABSTRACT:
A low pressure gas regulator which includes a ball valve which is surrounded by a soft rubber seat which has two different thicknesses with one of the thicknesses being greater in the region which contacts the valve seat and being thinner on the portion of the ball valve which does not engage the valve seat. The ball valve is connected to a valve stem which is connected to a moveable diaphragm which the controls the position of the valve in response to pressure variations.

REFERENCES:
patent: 172877 (1976-02-01), Hays
patent: 1946188 (1934-02-01), Birch
patent: 2250813 (1941-07-01), Rea
patent: 2979067 (1961-04-01), Kern et al.
patent: 3228731 (1966-01-01), Valentine
patent: 3747629 (1973-07-01), Bauman
patent: 3935626 (1976-02-01), Genbauff
patent: 4074694 (1978-02-01), Lee
patent: 4630637 (1986-12-01), Furst et al.

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