US PATENT SUBCLASS 198 / 631.1
.~ Conveyor portion only cyclically rotates, shifts, or oscillates for extra-conveying function

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198 /   HD   CONVEYORS: POWER-DRIVEN

618  DF  CONVEYOR SECTION {26}
631.1.~ Conveyor portion only cyclically rotates, shifts, or oscillates for extra-conveying function

DEFINITION

Classification: 198/631.1

Conveyor portion only cyclically rotates, shifts, or oscillates for extra-conveying function:

(under subclass 618) Subject matter wherein only a part of the load carrier periodically changes its position or direction by revolving, reciprocating, or swinging for additional load carrying action.