US PATENT SUBCLASS 476 / 33
.~ Friction gearing is ratio change gearing

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

27  DF  PLURAL GEARING IN SERIES {5}
33.~ Friction gearing is ratio change gearing

DEFINITION

Classification: 476/33

Friction gearing is ratio change gearing:

(under subclass 27) Subject matter wherein said parts transmitting rotary motion by surface friction of rolling contact include means to vary the rotational velocity of the output body divided by the rotational velocity of the input body. [figure]