Power tightening device having detachable socket unit
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 5, 1985
Grant Date -
N/A
app pub date -
Jun 26, 1984
filing date -
Jun 27, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A power tightening device having a unit of inner socket with a bolt tip engaging bore and outer socket with a nut engaging bore which unit can be attached to and removed from the main body of the device. The inner socket is engageable with or disengageable from a planet gear support frame axially thereof and is rotatable therewith. The device includes a holder main body concentrically formed with a non-circular hole and rotatably fitted in the front end of an inner gear case, and a bearing plate disposed on the inner side of the holder main body rotatably with the gear case and concentrically formed with a non-circular hole identical with the hole in shape. The outer socket has a flange conforming to the shape of the holes of the holder main body and the bearing plate. The holder main body is provided with an engaging member for softly holding the holder main body to the bearing plate.
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