Wafer pick out apparatus

Details Wafer pick out apparatus Wafer pick out apparatus

1988-12-12

1990-02-13

Bucci, David A.

Material or article handling

Device for emptying portable receptacle

Nongravity type

414331, B65G 106

Patent

active

049002120

ABSTRACT:
An apparatus for storing a plurality of articles each having a surface portion and conveying each of the articles to a desired position outside the apparatus, including a storage assembly for storing the articles so that the articles are positioned each with its surface portion spaced apart from another article to form a gap between every adjacent two of the articles, and a transfer assembly for conveying each of the articles to the desired position outside the apparatus, characterized by a fetch mechanism intervening in effect between the storage assembly and the transfer assembly and operative to move a selected one of the articles from the storage assembly to a predetermined position with respect to the transfer assembly.

REFERENCES:
patent: 3823836 (1974-07-01), Cheney et al.
patent: 3888365 (1975-06-01), Reimann et al.
patent: 3902615 (1975-09-01), Levy et al.
patent: 4062463 (1977-12-01), Hillman et al.
patent: 4367915 (1983-01-01), Georges
patent: 4378189 (1983-03-01), Takeshita et al.
patent: 4427332 (1984-01-01), Manriquez
patent: 4501527 (1985-02-01), Jacoby et al.
patent: 4553069 (1985-11-01), Purser
patent: 4558983 (1985-12-01), Freeman et al.
patent: 4564085 (1986-01-01), Melocik et al.
patent: 4682928 (1987-07-01), Foulke et al.
patent: 4712963 (1987-12-01), Kondo
patent: 4725182 (1988-02-01), Sakamoto et al.

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