Precision pallet stacking type storage system for use in clean e

Conveyors: power-driven – Conveyor system for moving a specific load as a separate unit – System includes a load supported by a conveyor portion which...

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Details

312266, 414237, B65G 4757

Patent

active

046154302

ABSTRACT:
In a storage system suitable for use in clean environments, multiple stacks of pallets on which cassettes or boxes for storing semiconductor wafers or the like are placed, are selectively raised and lowered by ram or lever arrangements, and the topmost and lowermost pallets transported horizontally until located on the top or bottom of another stack.

REFERENCES:
patent: 1805029 (1931-05-01), Baker
patent: 1811545 (1931-06-01), Goddard
patent: 1965161 (1934-07-01), Sheflin
patent: 1980850 (1934-11-01), Clark
patent: 2762489 (1956-09-01), O'Sullivan
patent: 3447664 (1969-06-01), Goedkoop

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