US PATENT SUBCLASS 476 / 47
STEPLESS RATIO CHANGE

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

47STEPLESS RATIO CHANGE {4}
48  DF  .~> With condition responsive means to vary contact pressure
49  DF  .~> Plural interdigitated disks on parallel axes
50  DF  .~> Intermediate idler between driving and driven gears {2}
55  DF  .~> Driving and driven gears on nonlinear angularly related axes {1}

DEFINITION

Classification: 476/47

STEPLESS RATIO CHANGE:

(under the class definition) Subject matter wherein means are provided to vary the rotational velocity of the output body divided by the rotational velocity of the input body, said velocity being varied in an infinite number of increments. [figure]