Electric power clamping apparatus
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United States of America Patent
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-
May 6, 2008
Grant Date -
Jun 16, 2005
app pub date -
Oct 4, 2004
filing date -
Dec 15, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In an electric power clamping apparatus that locks a clamping arm when it is not driven by an electric motor attached with the a brake mechanism, manual operation of the clamping arm is facilitated. In an electric power clamping apparatus for transmitting an output of an electric motor via a reduction drive system to a clamping arm, an operation shaft including a small gear meshing with a gear that forms a part of the reduction drive system by pressing with an external tool is fit by insertion rotatably and movably back and forth into a body, and a linkage mechanism is provided in the operation shaft for operating a release lever in a brake mechanism to make the brake mechanism inoperative when the small gear meshes with the gear of the reduction drive system.
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