Random access card storage and retrieval system

Details Random access card storage and retrieval system Random access card storage and retrieval system

1974-11-07

1976-10-19

Knowles, Allen N.

Classifying, separating, and assorting solids

Electrostatic

250569, B07C 5344

Patent

active

039866122

ABSTRACT:
Apparatus for transferring a designated card or card-like article such as a microfiche into or out of a stack of similar cards by producing a separation in the stack at a selected location with a stream of air and moving the designated card into or out of the separation with a vacuum pickup arm. The selected stack location is verified by reading means located outside of the stack and directed at retroreflective marks on the card exposed by the separation.

REFERENCES:
patent: 2644458 (1953-07-01), Meagher
patent: 3532859 (1970-10-01), Laplume
patent: 3580391 (1971-05-01), Littlefield
patent: 3595388 (1971-07-01), Castaldi
patent: 3721343 (1973-03-01), Mustain
patent: 3731060 (1973-05-01), Weinstein
patent: 3738487 (1973-06-01), Way
patent: 3757944 (1973-09-01), Goodman
patent: 3792268 (1974-02-01), Bjerke et al.

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