US PATENT SUBCLASS 476 / 57
.~.~.~ Disc and wheel

Current as of: June, 1999
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476 /   HD   FRICTION GEAR TRANSMISSION SYSTEMS OR COMPONENTS

47  DF  STEPLESS RATIO CHANGE {4}
55  DF  .~ Driving and driven gears on nonlinear angularly related axes {1}
56  DF  .~.~ Perpendicular {1}
57.~.~.~ Disc and wheel {1}
58  DF  .~.~.~.~> Disc on input shaft

DEFINITION

Classification: 476/57

Disc and wheel:

Subject matter under 56 wherein said first part is a flat, circular plate and said second part is a circular ring; and wherein rotary motion is transmitted by surface contact between the exterior round surface of the ring and the flat face of the plate. [figure]