US PATENT SUBCLASS 411 / 967
.~.~ Deformable bolthead or nut

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

955  DF  LOCKED BOLTHEAD OR NUT {7}
965  DF  .~ With retainer {6}
967.~.~ Deformable bolthead or nut

DEFINITION

Classification: 411/967

Deformable bolthead or nut:

Art collection under art collection 965 wherein a portion of the device is changed in shape to contact the substructure and thereby prevent the separation of the device therefrom.