US PATENT SUBCLASS 475 / 168
.~ Gear teeth comprise rolling bodies

Current as of: June, 1999
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475 /   HD   PLANETARY GEAR TRANSMISSION SYSTEMS OR COMPONENTS

162  DF  PLANET PERIPHERY SURROUNDS AXIS OF INTERACTING GEAR (E.G., ECCENTRICALLY DRIVEN TRANSMISSON) {11}
168.~ Gear teeth comprise rolling bodies

DEFINITION

Classification: 475/168

Gear teeth comprise rolling bodies:

(under subclass 162) Subject matter wherein surface contact between said first and second gears is via smooth surface cylinders or balls positioned between facing surfaces of said first and second gears. [figure]