Light tree display for a horizontal carousel

摘要

A programmable, visible display system or "light tree" for indicating loading and picking information to an operator of a storage conveyor of the horizontal carousel type is disclosed. The system includes a vertically extending array of regularly spaced lightable elements that is located adjacent the position occupied by a selected shelf of trays or bins for containing items to be stored or distributed. The display is programmed to match the vertical spacing of the shelves in each carrier of the storage conveyor so as to display information regarding the number of items to be removed from or placed in the bins when adjacent to the array, such information being horizontally aligned with the associated bin.