US PATENT SUBCLASS 279 / 72
.~.~.~.~ Roller and rocking jaw

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

9.1  DF  SOCKET TYPE {27}
66  DF  .~ Radially reciprocating jaws {2}
*  DD  .~.~ Moving-cam actuator {4}
71  DF  .~.~.~ Rotary eccentric-cam sleeve {2}
72.~.~.~.~ Roller and rocking jaw

DEFINITION

Classification: 279/72

(under subclass 71) Devices wherein a rocking member or ball or roller seated on an incline forms the biting portion of the jaws to increase the bite when torsion is applied to the article held.

SEE OR SEARCH THIS CLASS, SUBCLASS:

33, for transversely oscillating jaws of the socket type.

75, for ball or roller jaws having a reciprocating cam sleeve.