Title: Shuttle valve

Abstract: A shuttle valve comprising a body having a longitudinal bore and coaxial first and second counterbores, a sleeve having a first portion press fitted into one of the counterbores and a second portion having a slip fit in the other counterbore. The sleeve has a bore therethrough and there is a valve element movable within the smaller counterbore for alternately opening and closing the body bore and the sleeve bore with respect to a transverse port that intersects the smaller counterbore. The sleeve has a tapered surface where it is press fitted into the smaller counterbore and the sleeve has a tapered shoulder that engages a tapered shoulder between the two counterbores to seal the sleeve within the body.

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Inventors: Burge, Donald G. (Plainwell, MI, US)

Application Number: 658189
Filing Date: 1976-02-17
Publication_date: 1976-08-03
Assignee: Parker-Hannifin Corporation (Cleveland, OH)
Primary Class(es): 137/112 285/334.4
Other Classes:
US Patent Ref:

1686310	Oct, 1928	Beebe	137/113.
2237014	Apr, 1941	Stoehrer	137/112.
2354791	Aug, 1944	Boldt	137/112.
2627388	Feb, 1953	Johnson et al.	137/112.
2821972	Feb, 1958	Banker	137/112.
3285627	Nov, 1966	Kozulla et al.	285/334.
3338257	Aug, 1967	Ferguson	137/112.

Other Refs: 615,759

Sep, 1959	IT

Primary Examiner: Cline, William R.
Assistant Examiner: Spiegel, H. Jay
Attorney: Wolfram; John N.