US PATENT SUBCLASS 414 / 514
.~.~.~ Pusher moved by flexible means

Current as of: June, 1999
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414 /   HD   MATERIAL OR ARTICLE HANDLING

467  DF  SELF-LOADING OR UNLOADING VEHICLES {8}
507  DF  .~ Conveyor {12}
509  DF  .~.~ Comprising load-engaging element reciprocably movable parallel to generally horizontal load-supporting component of vehicle for ejecting load therefrom {6}
514.~.~.~ Pusher moved by flexible means {2}
515  DF  .~.~.~.~> Connected to winch
516  DF  .~.~.~.~> Connected to ram actuated by fluid pressure

DEFINITION

Classification: 414/514

Pusher moved by flexible means:

(under subclass 509) Apparatus including a rope, cable, chain, or other flexible means connected to a load-pushing follower for moving the latter along said support means.