Chuck
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United States of America Patent
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N/A
Issued Date -
Dec 27, 2012
app pub date -
Jun 21, 2011
filing date -
Jun 21, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Disclosed is a chuck including a rod, a ball, two spring-loaded pushers, and a spring-loaded sleeve. The rod includes a hexagonal pocket axially defined therein, a circular pocket axially defined therein so that it is in communication with the hexagonal pocket, and an aperture transversely defined therein so that it is in communication with the hexagonal pocket. The ball is movably located in the aperture so that the ball can be partially inserted in the hexagonal pocket. The first spring-loaded pusher is movably located in the circular pocket for pushing a bit. The spring-loaded sleeve is movably located on the rod for pushing the ball in a direction. The second spring-loaded pusher is movably located between the rod and the sleeve for pushing the ball in an opposite direction.
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