US PATENT SUBCLASS 414 / 516
.~.~.~.~ Connected to ram actuated by fluid pressure

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  DF  .~.~.~ Pusher moved by flexible means {2}
516.~.~.~.~ Connected to ram actuated by fluid pressure

DEFINITION

Classification: 414/516

Connected to ram actuated by fluid pressure:

(under subclass 514) Apparatus wherein said flexible means is connected to the piston of a ram operated by fluid pressure,

movement of said piston pulling said flexible means and said follower connected thereto.