Stock unit for storing carriers

Details Stock unit for storing carriers Stock unit for storing carriers

1991-08-05

1994-02-08

Bucci, David A.

Material or article handling

Plural, static structures for supporting discrete loads and...

Load-underlying members

414940, B65G 104

Patent

active

052844129

ABSTRACT:
A stock unit for storing carriers has a stock unit body, a plurality of carrier mounting shelves provided in a side wall of the stock unit body at predetermined spaces in a vertical direction, a carrier station, provided in the lower portion of the stock unit body, receiving and sending a carrier between the stock unit and a carrier part provided in the outside of the stock unit body, a carrier transport device, provided in the lower portion of the stock unit body, for transporting the carrier from the inside of the stock unit body to wafer transfer device provided in the outside of the stock unit body, and a carrier arm mechanism gripping at least one carrier, receiving and sending the carrier between the carrier station and the carrier transport device, and between the carrier mounting shelves and the carrier transport device regardless of the operation of the carrier transport device.

REFERENCES:
patent: 3226833 (1966-01-01), Lemelson
patent: 4681504 (1987-07-01), Welch, Sr.
patent: 4701096 (1987-10-01), Fisher, Jr.
patent: 4792270 (1988-12-01), Yoshida
patent: 4867629 (1989-09-01), Iwasawa et al.
patent: 4883401 (1989-11-01), Kavieff
patent: 4936734 (1990-06-01), Osada
patent: 4950119 (1990-08-01), Nord et al.
patent: 4986715 (1991-01-01), Asakawa
patent: 5011001 (1991-04-01), Cameron
patent: 5020958 (1991-06-01), Tuttobene
patent: 5203445 (1993-04-01), Shiraiwa

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