High response unloading valve

Details High response unloading valve High response unloading valve

1987-12-22

1989-01-10

Cohan, Alan

Fluid handling

Line condition change responsive valves

Pilot or servo controlled

1374925, G05D 1600

Patent

active

047966599

ABSTRACT:
This invention relates to a fast response relief valve that includes a housing; a low inertia trigger valve reciprocable with respect to the housing between an open and closed position on a trigger valve seat; and a low inertia relief valve reciprocable with respect to the housing between an open and a closed position on a relief valve seat. The trigger valve seat and the relief valve seat are each a positive stop for their respective valves.

REFERENCES:
patent: 191078 (1877-05-01), Scovell
patent: 3399696 (1968-09-01), Shaw

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