Precision pressure control valve

Details Precision pressure control valve Precision pressure control valve

1979-03-27

1980-05-20

Weakley, Harold W.

Fluid handling

Line condition change responsive valves

Pilot or servo controlled

13750516, 137510, F16K 3112

Patent

active

042034655

ABSTRACT:
A diaphragm controlled pressure regulator has a control trim fluid pressure applied to the side of the diaphragm opposite to the side thereof in contact with the fluid, the pressure of which is to be regulated, whereby the normal regulator gain value of the regulator is substantially reduced so that the regulated pressure can be maintained substantially constant.

REFERENCES:
patent: 1744290 (1930-01-01), Weber
patent: 3232091 (1966-02-01), Glassey
patent: 3433254 (1969-03-01), Frascati

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