US PATENT SUBCLASS 411 / 66
.~.~.~.~.~ Destructible

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}
63  DF  .~.~ Plural-sectioned sleeve {1}
64  DF  .~.~.~ Having section retainer {3}
65  DF  .~.~.~.~ Ring or sleeve type {1}
66.~.~.~.~.~ Destructible

DEFINITION

Classification: 411/66

Destructible:

(under subclass 65) Subject matter wherein the ring or sleeve is destroyed during expansion of the sleeve.