US PATENT SUBCLASS 198 / 724
.~.~.~.~ Wherein path is helical

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

618  DF  CONVEYOR SECTION {26}
717  DF  .~ Pusher conveyor and separate load support surface {7}
722  DF  .~.~ Rotating pusher {1}
723  DF  .~.~.~ To move load in an arcuate path {1}
724.~.~.~.~ Wherein path is helical

DEFINITION

Classification: 198/724

(under subclass 723) Apparatus wherein the load is moved along the axis of rotation of said member as well as in said circular path.