US PATENT SUBCLASS 411 / 46
.~.~.~ Follower captive within groove


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}
44  DF  .~ Including sleeve and distinct tapered expander (e.g., anchor bolt type) {9}
45  DF  .~.~ And means to captively retain expander {3}
46.~.~.~ Follower captive within groove


DEFINITION

Classification: 411/46

Follower captive within groove:

(under subclass 45) Subject matter wherein the expander and the holding device or anchor are provided with mating

protuberance and slot means having closed ends whereby the slot means act to hold the expander in the assembled condition.