Pivotal ball check valve

Details Pivotal ball check valve Pivotal ball check valve

1979-04-06

1981-03-17

Rosenthal, Arnold

Valves and valve actuation

Fluid actuated or retarded

Piston type expansible chamber reciprocating valve actuator

251 87, F16K 2500, F16K 3314

Patent

active

042562830

ABSTRACT:
A ball valve housing including a main housing section and an actuator housing section wherein a ball valve is mounted in the actuator housing section for movement into the main housing section, the ball valve being pivotally connected to an actuator shaft for axial and rotational movement to a seated position against one of two opposing annular seating surfaces in the main housing section.

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