US PATENT SUBCLASS 74 / 434
.~ Rotary bodies


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

640  DF  GEARING {31}
434.~ Rotary bodies {5}
435  DF  .~.~> Mutilated
436  DF  .~.~> Geneva
437  DF  .~.~> Irregular teeth and bodies
438  DF  .~.~> External and internal teeth
439  DF  .~.~> Sectional {9}


DEFINITION

Classification: 74/434

(under subclass 640) Gearing comprising structure and details of rotary bodies, per se, constituting gearing elements.

SEE OR SEARCH CLASS

428, Stock Material or Miscellaneous Articles,

550, for composite stock material containing metal particles which has porous component, subclass 579 for a metallic intermediate article in the form of a disk.

474, Endless Belt Power Transmission Systems or Components, particularly

152+, for a positive drive pulley; and subclasses 166+ for a friction drive pulley.