US PATENT SUBCLASS 414 / 544
.~.~.~.~ Elevator with laterally shiftable guides

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

467  DF  SELF-LOADING OR UNLOADING VEHICLES {8}
539  DF  .~ Loading or unloading by other carrier or mover means, and the load movement thereof {3}
540  DF  .~.~ Raising or lowering of load or load holder includes vertical, rectilinear movement {2}
541  DF  .~.~.~ And carrier or mover includes means enabling additional movement having horizontal component {2}
544.~.~.~.~ Elevator with laterally shiftable guides

DEFINITION

Classification: 414/544

Elevator with laterally shiftable guides:

(under subclass 541) Apparatus wherein the carrier or mover is a load-underlying member in the nature of a platform which has guided, generally vertical movement, and wherein means is provided to enable the guide structure to move in a linear, generally horizontal direction.