VALVE DEVICE IN A MOTOR VEHICLE

A valve device for a fuel cell arrangement in a motor vehicle includes: a housing; a flow channel extending in the housing; a flap configured to influence a flow cross-section in the flow channel; a shaft to which the flap is attached, the shaft being rotatably supported in the housing; a drive conf...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	KOPP, Stefan, MONTIGNY, Rainer Johannes, KOHLEN, Peter
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ACTUATING-FLOATS BASIC ELECTRIC ELEMENTS BLASTING COCKS COMBUSTION ENGINES CONTROLLING COMBUSTION ENGINES CYLINDERS DEVICES FOR VENTING OR AERATING ELECTRICITY ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS LIGHTING MECHANICAL ENGINEERING PISTONS PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY SEALINGS TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS
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Beschreibung
Zusammenfassung:	A valve device for a fuel cell arrangement in a motor vehicle includes: a housing; a flow channel extending in the housing; a flap configured to influence a flow cross-section in the flow channel; a shaft to which the flap is attached, the shaft being rotatably supported in the housing; a drive configured to drive the flap via the shaft; a valve seat arranged in the flow channel; and a seal including polytetrafluoroethylene (PTFE) arranged on a radially peripheral edge of the flap, the seal being configured to contact the valve seat with the flap In a closed position of the flap, so that the shaft passes through the flap at an angle. The seal includes a spring.