Proportional solenoid valve unit

Details Proportional solenoid valve unit Proportional solenoid valve unit

1995-02-10

1996-01-30

Fox, John C.

Fluid handling

Systems

Multi-way valve unit

25112915, 13762548, F16K 3104

Patent

active

054874106

ABSTRACT:
A proportional solenoid valve has a casing with a receiving chamber. A valve housing is received in the receiving chamber. A solenoid with a push rod is connected to the valve housing, A piston is positioned in the valve housing so as to be slidable. At least one pressure spring is positioned at one end of the piston opposite the solenoid. The piston is displacable by the push rod of the solenoid against the force of the at least one pressure spring. The receiving chamber has a longitudinal extension and a constant diameter along the longitudinal extension. Flanges are provided for connecting the valve housing to the casing and the solenoid.

REFERENCES:
patent: 3454035 (1969-07-01), Jespersen
patent: 4971116 (1990-11-01), Suzuhi et al.
patent: 5218999 (1993-06-01), Tarimoto

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