Solenoid operated valve with balancing means

Fluid handling – Systems – Multi-way valve unit

Patent

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Details

137270, 13762526, 25112903, 25112907, 25112921, F15B 13044

Patent

active

045987360

ABSTRACT:
A balanced solenoid operated valve having a balanced solenoid plunger, and the valve can be made as a three-way valve or a four-way valve. In the four-way valve embodiment the solenoid plunger balancing means also functions as a sliding spool valve for controlling the flow of fluid through the valve between two valve ports. The four-way valve can be made with a valve body comprising an upper member and a lower member, and wherein the lower member can be adjusted relative to the upper member to vary the locations of the valve ports relative to each other.

REFERENCES:
patent: 2934090 (1960-04-01), Kenann et al.
patent: 3016920 (1962-01-01), Thomsen et al.
patent: 3236494 (1966-02-01), Frantz
patent: 3985333 (1976-10-01), Paulsen
patent: 4026325 (1977-05-01), Loveless

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