US PATENT SUBCLASS 451 / 399
.~.~.~ Crank shaft


Current as of: June, 1999
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451 /   HD   ABRADING

364  DF  WORK HOLDER {10}
397  DF  .~ Work rotating {1}
398  DF  .~.~ Rotary work holder {3}
399.~.~.~ Crank shaft


DEFINITION

Classification: 451/399

Crank shaft:

(under subclass 398) Rotary work holder especially adapted for holding the rotary component of an engine intended to receive power to an eccentric portion thereof from a reciprocating piston via a connecting rod.