A pressurized seat check valve including a flexible frustoconical seat having a back surface configured for exposure to upstream pressure, a closure member in sealable communication with the seat, the closure member being biased into contact with the seat and, in use, the seat being deflected toward the closure member by the exposure to upstream pressure.
Pressurized seat check valve
26.02.2020
Patent
Elektronische Ressource
Englisch
INTEGRAL CHECK VALVE AND PNEUMATIC PUMP FOR SEAT CUSHION INCLUDING THE SAME
Europäisches Patentamt | 2020
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