US PATENT SUBCLASS 74 / 461
.~.~.~ Yieldable

Current as of: June, 1999
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74 /   HD   MACHINE ELEMENT OR MECHANISM

640  DF  GEARING {31}
457  DF  .~ Teeth {3}
460  DF  .~.~ Spur {2}
461.~.~.~ Yieldable

DEFINITION

Classification: 74/461

(under subclass 460) Devices wherein the spur teeth are combined with yieldable elements.