G - Physics – 03 – B
Patent
G - Physics
03
B
88/63
G03B 31/02 (2006.01) G03B 31/06 (2006.01)
Patent
CA 1180922
Abstract: An audio-visual cartridge containing two co- planar adjacent rotatable discs, a visual disc carry- ing a plurality of picture transparencies mounted in a ring for successive viewing and an audio disc hav- ing sound recording tracks on a face thereof for individual sound recordings corresponding to trans- parencies, the cartridge being in the form of a flat envelope having a first and second internal compart- ment disposed in coplanar relation for accomodating the discs. An apparatus for reproducing recordings while a user views transparencies on discs contained in an audio-visual cartridge is provided with a man- ual selector for rotating the visual disc and a motor drive for rotating the audio disc, an optical viewer for reading the transparencies, an audio device for reading sound tracks and reproducing recordings and a circuit and mechanism for coordinating the rotation of the discs so that individual recordings correspond- ing to transparencies are reproduced while the cor- responding transparencies are being viewed.
403444
Marks & Clerk
Staar S.a.
LandOfFree
Audio-visual cartridge and combined audio player and visual... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Audio-visual cartridge and combined audio player and visual..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Audio-visual cartridge and combined audio player and visual... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1168930