US PATENT SUBCLASS 476 / 36
FRICTION GEAR IS BALL

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

36FRICTION GEAR IS BALL {2}
37  DF  .~> With condition responsive means to vary contact pressure
38  DF  .~> Variable ratio

DEFINITION

Classification: 476/36

FRICTION GEAR IS BALL:

(under the class definition) Subject matter wherein said rolling contact parts include a spherical element for transmitting rotary motion by surface friction of rolling contact between said spherical element and another element. [figure]

SEE OR SEARCH CLASS

475, Planetary Gear Transmission Systems or Components,

196, for a spherical friction planetary gear.