US PATENT SUBCLASS 411 / 75
.~ Relatively sliding wedge surfaces

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

15  DF  HAVING SEPARATE EXPANDER MEANS {13}
75.~ Relatively sliding wedge surfaces {4}
76  DF  .~.~> Wedge received in transverse slot in holding device or anchor {1}
78  DF  .~.~> Having wedge retainer means
79  DF  .~.~> Wedge surfaces act in single lateral direction
80  DF  .~.~> Including discrete activating means for wedge

DEFINITION

Classification: 411/75

Relatively sliding wedge surfaces:

(under subclass 15) Subject matter which includes a holding device or anchor having a tapered surface thereon engaged by a mating surface on a second member wherein relative axial movement between the two surfaces results in a change in the transverse dimension of the device or anchor.