US PATENT SUBCLASS 411 / 933
.~.~.~.~ Key or pawl locked

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}
931  DF  .~.~ Superposed nuts {1}
932  DF  .~.~.~ Oppositely threaded {1}
933.~.~.~.~ Key or pawl locked {1}
934  DF  .~.~.~.~.~> Side locked

DEFINITION

Classification: 411/933

Key or pawl locked:

Art collection under art collection 932 in which the nuts are locked together by a key or a pawl and ratchet mechanism.