US PATENT SUBCLASS 411 / 264
.~.~ Rocking thread section on the externally threaded element


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

190  DF  HAVING STRUCTURE TO RESTRICT ROTATION OF THREADED, MATING PIECES (E.G., NUT LOCK) {13}
259  DF  .~ Comprising a thread lock {18}
264.~.~ Rocking thread section on the externally threaded element


DEFINITION

Classification: 411/264

Rocking thread section on the externally threaded element:

(under subclass 259) Device wherein the externally threaded element includes a section of the threads which comprises a separate element, pivotal between a position wherein the leading threads thereon are within the confines of the adjacent threads on the element and a second position, initiated by engagement with the internally threaded element, wherein at least said leading threads extend radially beyond said adjacent threads.