US PATENT SUBCLASS 411 / 950
.~ Rachet and nut-carried pawl

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}
950.~ Rachet and nut-carried pawl {2}
951  DF  .~.~> Flexible
952  DF  .~.~> Pivoted

DEFINITION

Classification: 411/950

Rachet and nut-carried pawl:

Art collection under art collection 924 in which a nut and bolt are interlocked by a pawl and racket mechanism which automatically locks the nut or bolt from movement in one direction but permits free movement in the other and further wherein the nut carries the pawl which rotates with the nut and interlocks with ratchet teeth on the bolt.