Rigid tray container and method of use
AssigneeUnited States Postal Service
InventorDonald R. Close
Life of this patent
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Abstract
Embodiments of this disclosure include a rigid tray container and methods and equipment for using the rigid tray container in batched process operations. In one embodiment, a mass container is sized and dimensioned to receive one or several rigid tray containers. In other embodiments, equipment is configured to lid/unlid, secure, stack, load/unload, and buffer rigid tray containers. In other embodiments, equipment is configured to stack and stage mass containers. In some embodiments, methods are provided for batch processing items.
Claims13
A stackable open ended tray container for use in batch processing articles, the tray container comprising:
- a first side opposing a third side;
- a second side opposing a fourth side;
- a top comprising a single indexing tab, the single indexing tab located proximal to and extending upward from the first side;
- a bottom, wherein the bottom comprises an exterior surface, wherein the exterior surface comprises a single indexing cavity, the single indexing cavity located proximal to the third side;
- wherein the features of the top and the bottom are configured for stacking tray containers, wherein the indexing tab of the tray container is configured for mating with an indexing cavity of another tray container when the tray containers are rotated relative to each other so as to position the first side of one of the tray containers in proximity with the third side of the other tray container.
Dependencies are inferred from the claim text.