Locking roller overrunning clutch
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United States of America Patent
Stats
-
Oct 13, 1998
Grant Date -
N/A
app pub date -
Mar 6, 1997
filing date -
Apr 12, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A locking roller overrunning clutch comprising an outer bush (2) having a radial flange (10) at one front end, locking ramps (9) for locking rollers (7) being circumferentially spaced along an inner periphery of the outer bush (2), the overrunning clutch further comprising a cage (3) arranged within the outer bush (2) and having pockets (6) for lodging the locking rollers (7), the pockets (6) being defined by end rings (4) of the cage (3) and by circumferentially spaced crossbars (5) which connect the end rings (4) to each other, at least one of the end rings (4) comprising centering lugs (12) for interlocking with the locking ramps (9), characterized in that the locking ramps (9) extend in axial direction up to an open front end of the outer bush (2) situated away from the radial flange (10), and at least the end ring (4) arranged at the open front end of the outer bush (2) comprises a sealing lip (13) arranged on the end ring (4) on a peripheral surface thereof facing the outer bush (2) and seals a gap formed between the end ring (4) and the bush (2).
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