Optics: image projectors – Selective data retrieval – Film strip
Patent
1988-03-04
1990-07-03
Shoap, Allan N.
Optics: image projectors
Selective data retrieval
Film strip
242 673R, 242180, 352123, 353 27A, 353 25, G03B 2308
Patent
active
049385860
ABSTRACT:
An information projecting apparatus for selecting one of a plurality of cartridge each containing an information recording medium therein and projecting the information of the recording medium in the selected cartridge has cartride storing device for storing the plurality of cartridges therein, cartridge conveying device for conveying the cartridge selected from the cartridge storing device to a first position or a second position, feeding device for feeding to a projecting portion the recording medium of the cartridge placed at the first position or the second position, and optical device for projecting the information of the recording medium placed at the projecting portion.
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Hirose Yoshiko
Koumura Noboru
Sato Tadashi
Sugita Shigeru
Sugita Yasutoshi
Canon Kabushiki Kaisha
Scanlon Patrick R.
Shoap Allan N.
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