US PATENT SUBCLASS 279 / 102
.~ Friction grip

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

9.1  DF  SOCKET TYPE {27}
102.~ Friction grip {1}
103  DF  .~.~> Drill type

DEFINITION

Classification: 279/102

(under subclass 9) Devices wherein the tool shank, tang, or rod is held in the socket by friction.

SEE OR SEARCH THIS CLASS, SUBCLASS:

23, for yielding grasping spring jaws.

96, for friction gripped tools in the bottomless-type chuck.

104, for barbed or pronged tong.