Valve device in a motor vehicle

A valve device includes: a housing; a flow channel extending in the housing; a shaft mounted rotatably in the housing, and having a screw bore having a shoulder; a flap, fastened to the shaft, the flap influencing a flow cross section in the flow channel; a screw having a collar, the screw fixedly a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: MONTIGNY Rainer Johannes, KOPP Stefan
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A valve device includes: a housing; a flow channel extending in the housing; a shaft mounted rotatably in the housing, and having a screw bore having a shoulder; a flap, fastened to the shaft, the flap influencing a flow cross section in the flow channel; a screw having a collar, the screw fixedly attaching the flap to the shalt a drive driving the flap via the shaft; and a valve seat in the flow channel, the valve seating having a seal arranged on a radially circumferential edge of the flap, the seal being in contact with the valve seat in a closed position of the flap such that the shaft penetrates the flap at an angle. The collar contacts the shoulder such that, when the screw is tightened firmly, a transmission of force from the collar to the shaft takes place via the shoulder.