US PATENT SUBCLASS 411 / 20
.~.~ Explosive

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}
19  DF  .~ Fluent pressure actuated {1}
20.~.~ Explosive

DEFINITION

Classification: 411/20

Explosive:

(under subclass 19) Subject matter wherein the fluent pressure is created by the detonation of an explosive charge.

SEE OR SEARCH THIS CLASS, SUBCLASS:

440+, for an impact driven fastener having explosive driving means.

532, for a washer provided with explosive release means.