US PATENT SUBCLASS 198 / 789
.~.~ Roll drive means

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

618  DF  CONVEYOR SECTION {26}
780  DF  .~ Live roll {9}
789.~.~ Roll drive means {2}
790  DF  .~.~.~> Belt drive
791  DF  .~.~.~> Gear drive

DEFINITION

Classification: 198/789

(under subclass 780) Apparatus having specific means whereby power is transmitted to the roller means so that when activated the rollers will be caused to rotate.