US PATENT SUBCLASS 37 / 457
.~.~.~.~ Having resilient elastomeric element


Current as of: June, 1999
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37 /   HD   EXCAVATING

446  DF  DIGGING EDGE {7}
452  DF  .~ Tooth or adaptor {3}
455  DF  .~.~ Mounting or retaining means {1}
456  DF  .~.~.~ Including pin or key {2}
457.~.~.~.~ Having resilient elastomeric element


DEFINITION

Classification: 37/457

Having resilient elastomeric element:

(under subclass 456) Apparatus also combined with a polymeric or rubberlike substance having elastic properties adapted to provide a frictional retention force.

SEE OR SEARCH CLASS

299, Mining or In Situ Disintegration of Hard Material,

107, for a tooth mounting means having a resiliently biased retaining means.

411, Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener,

512, for a fastener securing element having an elastomeric material.. [figure] [caption]A - Adaptor; B - Tooth; C - Tooth digging edge; D - Adaptor noise; E - Aligned openings; F - Resilient member; G - Pin or key