US PATENT SUBCLASS 279 / 2.21
.~ Jaw structure

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

2.01  DF  EXPANDING {6}
2.21.~ Jaw structure {3}
2.22  DF  .~.~> Resilient
2.23  DF  .~.~> Ball or roller
2.24  DF  .~.~> Pivoted

DEFINITION

Classification: 279/2.21

Jaw structure:

(under subclass 2.01) A device wherein the means for making the connection has specific gripping structure for contacting the wall of the recess, or specific structure for attaching the means for making the connection to the chuck body.

SEE OR SEARCH THIS CLASS, SUBCLASS:

123+, for radially reciprocating jaw structure, per se.

152+, for a jaw insert component or accessory.