Valve actuator

Details Valve actuator Valve actuator

1974-06-27

1976-09-28

Rosenthal, Arnold

Valves and valve actuation

Fluid actuated or retarded

Fluid and non-fluid actuators

92136, 92 69R, 251 58, F01B 904, F16K 31163

Patent

active

039827259

ABSTRACT:
A low profile fluid powered actuator particularly for valves of the type in which the valve element is rotated to open and close the flow passageway through the valve body, the actuator having a novel internal porting system, means for direct attachment of the valve stem to the shaft of the actuator, and a novel manual override for manually operating the valve.

REFERENCES:
patent: 2844127 (1958-07-01), Steiner
patent: 2844128 (1958-07-01), Steiner
patent: 2957361 (1960-10-01), Herbenar
patent: 3148595 (1964-09-01), Looney
patent: 3260496 (1966-07-01), Borcherdt
patent: 3650506 (1972-03-01), Bruton

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