Solenoid valve

Details Solenoid valve Solenoid valve

1995-12-11

1997-02-18

Michalsky, Gerald A.

Valves and valve actuation

Electrically actuated valve

With means to bias valve open

25112915, 251210, 3031192, F16K 144, F16K 3106

Patent

active

056034830

ABSTRACT:
A normally open solenoid valve is provided for brake system operation which includes a poppet utilizing a spherical end in conjunction with a valve seat to provide the primary control orifice of the valve. A sleeve is inserted into the main body of the valve with an annular edge provided on the poppet near the spherical end which operates in conjunction with the sleeve to provide a secondary control orifice downstream of the primary control orifice.

REFERENCES:
patent: 2692750 (1954-10-01), Davis et al.
patent: 3071344 (1963-01-01), Banks
patent: 4506859 (1985-03-01), Schmidt et al.
patent: 5267785 (1993-12-01), Maisch
patent: 5409304 (1995-04-01), Goossens
patent: 5462253 (1995-10-01), Asthana et al.
patent: 5476243 (1995-12-01), Oehler et al.
patent: 5503184 (1996-04-01), Reinartz et al.

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