Radial shaft seal
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United States of America Patent
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-
Dec 23, 2003
Grant Date -
N/A
app pub date -
Apr 6, 2000
filing date -
Apr 6, 1999
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A radial shaft seal includes a supporting ring which is attached to at least one sealing ring made of a polymer material. The sealing ring has at least one sealing lip and an additional gasket is arranged on the side of the sealing lip facing away from the space to be sealed. The supporting ring is designed in one piece and has two radial projections arranged next to one another with an axial distance between them, where a circular additional gasket produced separately is arranged without adhesion in the gap formed by this distance and is under axial tension.
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