US PATENT SUBCLASS 411 / 935
.~.~ Cam or cone grip

Current as of: June, 1999
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411 /   HD   EXPANDED, THREADED, DRIVEN, HEADED, TOOL-DEFORMED, OR LOCKED-THREADED FASTENER

924  DF  COUPLED NUT AND BOLT {13}
929  DF  .~ Thread lock {12}
935.~.~ Cam or cone grip {1}
935.1  DF  .~.~.~> Cam

DEFINITION

Classification: 411/935

Cam or cone grip:

Art collection under art collection 929 in which the threads of the bolt are gripped by a cam action between the nut or washer or another part or by the action of a cone and its collecting member forcing a part of the nut or washer against the bolt threads.