US PATENT SUBCLASS 411 / 505
.~.~.~ Stay bolt

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

500  DF  HEADED FASTENER ELEMENT {2}
501  DF  .~ Having plastically flowable or deflectable end, e.g., rivet, etc. {2}
504  DF  .~.~ Solid end type {2}
505.~.~.~ Stay bolt

DEFINITION

Classification: 411/505

Stay bolt:

(under subclass 504) Subject matter wherein the fastener comprises an elongated structure designed to have one end attached to a plate or wall with the opposite end attached and reenforcing a second plate or wall structure.