US PATENT SUBCLASS 411 / 25
.~.~ Outwardly moving

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}
24  DF  .~ Oppositely acting double wedge expander means {3}
25.~.~ Outwardly moving

DEFINITION

Classification: 411/25

Outwardly moving:

(under subclass 24) Subject matter wherein the tapered elements are disposed within the holding device or anchor and effect expansion of the device or anchor by moving away from each other.