US PATENT SUBCLASS 198 / 775
.~.~.~.~ Each set movable

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

618  DF  CONVEYOR SECTION {26}
750.1  DF  .~ Reciprocating conveying surface {7}
773  DF  .~.~ Including set of alternately-acting load-support members {2}
774.1  DF  .~.~.~ Longitudinally extending interdigitated sets (lifted by oscillating arms, etc.) {4}
775.~.~.~.~ Each set movable {1}
776  DF  .~.~.~.~.~> Sets move through a closed-loop path

DEFINITION

Classification: 198/775

(under subclass 774.1) Apparatus wherein each group of load-carrying bars has an active motion.

(1) Note. In this subclass one group is movable to lift the load from supporting relationship with another group, and another group is movable to advance the load relative to the one group.