Elliptical Ball Valve Seal

A valve system for metering fluid flow to an engine of a work machine is disclosed. The valve system may include a valve body which defines an annular inlet, an annular outlet, and a substantially spherical valve chamber therebetween to form a passageway. The valve system may have a spherical valve...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: Calderwood, Robert Charles
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A valve system for metering fluid flow to an engine of a work machine is disclosed. The valve system may include a valve body which defines an annular inlet, an annular outlet, and a substantially spherical valve chamber therebetween to form a passageway. The valve system may have a spherical valve member with a fluid passage therethrough which is configured to rotate within the valve chamber to selectively meter fluid from the inlet to the outlet. The valve system may have a seat ring with a longitudinal bore with an elliptical cross-section and a sealing face hemispherically contoured to match the spherical valve member surface.