Resettable pressure responsive valve

Details Resettable pressure responsive valve Resettable pressure responsive valve

1977-05-24

1979-12-18

Weakley, Harold W.

Fluid handling

Line condition change responsive valves

With separate connected fluid reactor surface

137467, F16K 3112

Patent

active

041789601

ABSTRACT:
Pressure responsive piston valve with spring controlled detent balls; a detent pressure spring extends longitudinally through the piston and urges a biasing ball against detent balls which are longitudinally offset from the biasing ball; the detent balls are driven into a detent groove in the cylinder for the piston; pressure on the piston forces the detent balls out of the detent groove; calibrating means for the spring.

REFERENCES:
patent: 1891119 (1932-12-01), Stover
patent: 3203246 (1965-08-01), Horwitt
patent: 3409037 (1968-11-01), Nelson
patent: 3592222 (1971-07-01), Gross
patent: 3780759 (1973-12-01), Yahle
patent: 4015627 (1977-04-01), Bower

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