US PATENT SUBCLASS 198 / 781.04
.~.~.~.~ Friction wheel drive

Current as of: June, 1999
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198 /   HD   CONVEYORS: POWER-DRIVEN

618  DF  CONVEYOR SECTION {26}
780  DF  .~ Live roll {9}
781.01  DF  .~.~ Live roll drive engages, disengages, or slips responsive to load position or blockage {2}
781.02  DF  .~.~.~ Friction drive slips or disengages {2}
781.04.~.~.~.~ Friction wheel drive

DEFINITION

Classification: 198/781.04

Friction wheel drive:

(under subclass 781.02) Subject matter wherein the frictional motion transmitting device includes a mechanical device consisting of a circular member having a smooth surface of contact.