| 摘要 |
An automatic warehousing system comprising a plurality of load support cubicles for storing loads and a mechanized load carrier comprising a horizontally movable conveyor portion, a vertically movable elevator portion mounted on the conveyor portion and a laterally extensible load handling or extractor portion, mounted on the elevator portion, for inserting loads into and removing loads from selected of the storage cubicles. The lift motor for the elevator portion is mounted adjacent the lower end of the conveyor portion and is coupled to the elevator portion by flexible support means, such as, for instance, roller chain coacting with the lift motor and reeved about idler sprockets mounted on the upper end of the conveyor portion, and then extending downwardly to be anchored to the elevator portion. Automatic tensioning means coacts with the flexible support means for maintaining the flexible support means taut irrespective of the vertical position of the elevator portion with respect to the horizontally movable conveyor portion.
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