Audio-visual cartridge and combined audio player and visual...

Details Audio-visual cartridge and combined audio player and visual... Audio-visual cartridge and combined audio player and visual...

G - Physics

11

B

352/31.11, 352/2

G11B 23/03 (2006.01)

Patent

CA 1201528

ABSTRACT OF THE DISCLOSURE An audio-visual cartridge comprising: a flat envelope having spaced opposing walls joined at edges; means forming flat first and second internal compartments between said opposing walls; first and second planar information carrying discs arranged in coplanar relation within said compartments; said first disc being freely rotatable within said first compartment and carrying a plurality of picture transparencies mounted in a ring for succes- sive viewing on rotation of said first disc; and said second disc being freely rotatable within said second compartment and having sound-recording tracks on a face thereof for reproduction of recorded sound on rotation of said second disc.

459301

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