Optics: image projectors – Miscellaneous
Patent
1983-03-11
1985-01-15
Haroian, Harry N.
Optics: image projectors
Miscellaneous
353103, 353 25, 353117, G03B 2308
Patent
active
044935404
ABSTRACT:
A microfiche card storage and retrieval system comprising a carousel for storing microfiche cards, card transport means for inserting and retracting microfiche cards from said carousel, said card transport device having an extended position in the plane of its movement, a card load-unload chute disposed above said carousel and defining a card-receiving chute in the plane of movement of said card transport device, the card-receiving chute comprising stop means across the chute to prevent a card from inadvertently being moved into the storage and retrieval system, means for retracting said stop means, means adjacent one edge of said chute for limiting the height of the chute to prevent oversized cards from being inserted through the chute into the storage and retrieval system, and means opposite the insert side of said chute for guiding a microfiche card moved by said transport means into said chute.
REFERENCES:
patent: 3124260 (1964-03-01), Tidball
patent: 3429436 (1969-02-01), Irasek
patent: 3458253 (1969-07-01), Hansen
patent: 3604850 (1971-09-01), Eckenbrecht et al.
patent: 3753240 (1973-08-01), Merwin
patent: 4190899 (1980-02-01), Smith et al.
patent: 4273427 (1981-06-01), Bailey
Burbank, III John E.
Montgomery John R.
Barnes John C.
Haroian Harry N.
Minnesota Mining and Manufacturing Company
Sell Donald M.
Smith James A.
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