Hydraulic valve

Details Hydraulic valve Hydraulic valve

1983-02-11

1984-09-18

Dority, Jr., Carroll B.

Valves and valve actuation

Fluid actuated or retarded

Piston type expansible chamber reciprocating valve actuator

251 31, F16K 3122

Patent

active

044719418

ABSTRACT:
A hydraulically operated valve which is operated open and closed by applying differential pressure to opposite end surfaces of an annular piston which moves a concentrically positioned valve operating plunger.

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