US PATENT SUBCLASS 279 / 2.2
.~.~ Clutch or self-actuating type

Current as of: June, 1999
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279 /   HD   CHUCKS OR SOCKETS

2.01  DF  EXPANDING {6}
2.19  DF  .~ Rotary actuator {1}
2.2.~.~ Clutch or self-actuating type

DEFINITION

Classification: 279/2.2

Clutch or self-actuating type:

(under subclass 2.19) A device wherein rotation of the device or tangential force on the object being held acts to expand the means for making the connection.