Pilot-controlled electromagnetic valve

Details Pilot-controlled electromagnetic valve Pilot-controlled electromagnetic valve

1975-06-20

1976-11-30

Rosenthal, Arnold

Fluid handling

Systems

Sequentially progressive opening or closing of plural valves

251 30, 251 45, F16K 3106

Patent

active

039943186

ABSTRACT:
A pilot-controlled electromagnetic valve having a pilot valve mounted on a member which is supported movably relative to a solenoid plunger and a main valve and connected to the plunger through a spring such that a pilot orifice is opened when the plunger approaches a fixed core of the solenoid undergoing a stronger magnetic pull.

REFERENCES:
patent: 2502256 (1950-03-01), Harding, Jr.
patent: 2990155 (1961-06-01), Selinder
patent: 3154285 (1964-10-01), Houle

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