Clutch unit for automatically cancelling connection between input source and output shaft
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United States of America Patent
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-
Jun 29, 1999
Grant Date -
N/A
app pub date -
Nov 21, 1996
filing date -
Dec 26, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A clutch comprises an inner rotatable member 1, an outer rotatable member 2 serving as an output shaft, a plurality of rollers 3 serving as torque transmission members disposed between the Inner and outer rotatable members, and a retainer 4 serving as an Input shaft. The retainer 4 Is connected to a motor 7, which serves as an input source, through a wore and wormwheel mechanism 6. A viscous fluid, e.g., a highly viscous fluid 10 such as silicone oil, is sealed In a clearance between the Inner rotatable member 1 and a shaft member 8, and a centring spring 12 is interposed between the inner rotatable member 1 and the retainer 4.
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