Seal arrangement for a tire pressure-regulating device
First Claim
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1. A sealing arrangement for a tire pressure regulating device of a wheel hub of a motor vehicle, comprising:
- a seal housing rotatably fixedly connected to the wheel hub;
a sliding ring arranged in the housing and having an outer surface in scaling contact with an inner surface of the seal housing; and
a sheet metal ring arranged coaxially within the sliding ring, the sheet metal ring being pot-shaped so as to define an inner space, the sheet metal ring having a base with a central passage orifice;
an inner ring of a rolling bearing of a wheel bearing, the inner ring having a bore;
a compressed air supply to a vehicle tire through the bore in the inner ring; and
a flat seal fastened to the inner ring, the flat seal having a radially outer end with a sealing lip directed toward the seal housing and bearing against the seal housing.
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Abstract
A seal arrangement for a tire pressure-regulating device for a motor vehicle, which provides a compressed-air supply to a tire of a vehicle through a hole in an inner ring of a rolling bearing of a wheel bearing, through a seal housing which is connected to a wheel hub in a rotationally fixed manner, and through the wheel hub itself. A flat seal is fixed on the inner ring of the rolling bearing and the radially outer end of the seal has a sealing lip which is directed towards the seal housing and bears against it.
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Citations
14 Claims
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1. A sealing arrangement for a tire pressure regulating device of a wheel hub of a motor vehicle, comprising:
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a seal housing rotatably fixedly connected to the wheel hub; a sliding ring arranged in the housing and having an outer surface in scaling contact with an inner surface of the seal housing; and a sheet metal ring arranged coaxially within the sliding ring, the sheet metal ring being pot-shaped so as to define an inner space, the sheet metal ring having a base with a central passage orifice; an inner ring of a rolling bearing of a wheel bearing, the inner ring having a bore; a compressed air supply to a vehicle tire through the bore in the inner ring; and a flat seal fastened to the inner ring, the flat seal having a radially outer end with a sealing lip directed toward the seal housing and bearing against the seal housing. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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Specification