Three position shutoff valve

A valve comprises a valve body and a shutoff assembly. The valve body includes an inlet, an outlet, and a fluid flow passage therebetween. The shutoff assembly includes a poppet and a piston. The poppet is movable between a closed position, a partially open position, and a full open position. The pi...

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Bibliographische Detailangaben
1. Verfasser: FRANCONI ROBERT
Format: Patent
Sprache:eng
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