Electromagnetically operated hydraulic actuator

Details Electromagnetically operated hydraulic actuator Electromagnetically operated hydraulic actuator

1984-08-28

1985-12-31

Jones, Larry

Valves and valve actuation

Fluid actuated or retarded

Pilot or servo type motor

251 32, 25112915, 137486, 13759616, F16K 3112

Patent

active

045616280

ABSTRACT:
An electromagnetically driven hydraulic actuator for driving an electromagnetic valve for which a larger valve operating force is required. The pilot control valve and the actuator piston are enclosed within the stationary magnetic core of the electromagnetic plunger of the actuator so that a compact driving unit is provided for driving the valve.

REFERENCES:
patent: 4074699 (1978-02-01), Stampfli
patent: 4201116 (1980-05-01), Martin
patent: 4201362 (1980-05-01), Nishimi et al.
patent: 4411289 (1983-10-01), Walters

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