US PATENT SUBCLASS 74 / 426
.~.~.~.~ Intermittent motion

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

640  DF  GEARING {31}
412 R  DF  .~ Directly cooperating gears {8}
424.5  DF  .~.~ Spiral {4}
425  DF  .~.~.~ Worm {3}
426.~.~.~.~ Intermittent motion

DEFINITION

Classification: 74/426

(under subclass 425) Gearing, the worm gearing being of a

structure to impart an intermittent motion to the driven element.

SEE OR SEARCH THIS CLASS, SUBCLASS:

84, for rotary to intermittent unidirectional mechanical movements.

436, for Geneva gears.