US PATENT SUBCLASS 414 / 491
.~.~ With driven means to move load relative to load-receiving portion

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

467  DF  SELF-LOADING OR UNLOADING VEHICLES {8}
469  DF  .~ With load-receiving portion, or significant section thereof, pivotable relative to horizontal {13}
491.~.~ With driven means to move load relative to load-receiving portion {2}
492  DF  .~.~.~> Including pusher element {1}
494  DF  .~.~.~> Including haulage cable

DEFINITION

Classification: 414/491

With driven means to move load relative to load-receiving

portion:

(under subclass 469) Apparatus wherein the vehicle includes means of a driven nature to move a load in relation to the load-receiving portion.

SEE OR SEARCH THIS CLASS, SUBCLASS:

679, for an explanation of the relationship between the subject matter of that subclass and some of the art of this subclass (491).