Supporting disk for a supporting disk bearing of an open-end spinning rotor and method of making same
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United States of America Patent
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-
May 18, 1999
Grant Date -
N/A
app pub date -
Mar 13, 1998
filing date -
Mar 27, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Supporting disks are provided for a supporting disk bearing for open-end spinning rotors, which supporting disks have an essentially cylindrical running surface defined by encircling border edges. The running surface is provided with a helically shaped groove comprising at least two turns. The starting point of the groove as well as the end thereof have an eased runout which is at a distance to the respective border edge.
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