US PATENT SUBCLASS 411 / 516
.~ Resilient metallic


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

511  DF  FASTENER SECURING ELEMENT {3}
516.~ Resilient metallic {3}
517  DF  .~.~> Retainer ring {2}
520  DF  .~.~> Sheet metal {5}
530  DF  .~.~> Wire or rod formed


DEFINITION

Classification: 411/516

Resilient metallic:

(under subclass 511) Subject matter wherein the element structure is composed substantially of metallic spring material such that the element structure is at least in part retained in its securing position by the resilient nature of that material.

SEE OR SEARCH CLASS

24, Buckles, Buttons, Clasps, etc.,

213+, for resilient mating head and socket separable fasteners; and subclasses 255+ for resilient clasps not specially adapted for securing a fastener of class (411).

37, Excavating,

457, and 458+ for resilient connections between connections between scoop buckets and teeth.

74, Machine Element or Mechanism,

470, and 500.5+ for resilient connections in control lever and linkage systems particularly hand operated flexible systems. 248, Supports,

74, for resilient ring, or clamp pipe, or cable supports.