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United States of America Patent
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-
Oct 12, 2004
Grant Date -
Mar 27, 2003
app pub date -
Aug 27, 2002
filing date -
Sep 18, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A base 36A of an output shaft 36 is made up of a rod member 36B, and a holder 43 having a bottom 43A. A stop 42 is formed separately from the holder. The holder has a reduced diameter portion 43B, in which an outer coiled spring 41A and an inner coiled spring 41B are disposed, and a piston 40 is disposed rearward thereof, and an increased diameter portion 43D in which the stop is disposed, and a reaction disc 35 is disposed rearward thereof.
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