US PATENT SUBCLASS 24 / 611
.~.~.~.~ And spring or resilient extension biasing about pivot

Current as of: June, 1999
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24 /   HD   BUCKLES, BUTTONS, CLASPS, ETC.

572  DF  SEPARABLE-FASTENER OR REQUIRED COMPONENT THEREOF {5}
588  DF  .~ Including receiving member having cavity and mating member having insertable projection guided to interlock thereby {12}
604  DF  .~.~ Projection having movable connection between components thereof or variable configuration {5}
609  DF  .~.~.~ Including pivotal connection between projection components {2}
611.~.~.~.~ And spring or resilient extension biasing about pivot

DEFINITION

Classification: 24/611

And spring or resilient extension biasing about pivot:

(under subclass 609) Swinging interlock component which is swung about its connection and held either in or out of interlock position with the interlocking structure of the receiving member by the biasing force stored in either (a) a separate spring, or (b) an integral, resilient* extension of this interlock component which does not itself interlock with the receiving member.