US PATENT SUBCLASS 411 / 354
.~ Wedge-securing means

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

337  DF  HEADED FASTENER ELEMENT WITH NUT, WASHER, SECURING MEANS OR CAP {12}
354.~ Wedge-securing means {1}
355  DF  .~.~> And apertured bolt

DEFINITION

Classification: 411/354

Wedge-securing means:

(under subclass 337) Subject matter wherein the securing means comprise a tapered block structure.