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US4021932A Expired / Lapsed US ⏱️ 0.0 years remaining

Audiovisual device

Assignee: Individual
•
Filing: 1975-07-31
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Granted: 1977-05-10
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Expires: 1995-07-31
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Abstract

Abstract An amusement and educational audiovisual device consisting of what is commonly referred to in the art as a talking book and a playback device adapted to be utilized in conjunction with a plurality of different talking books. The talking book of the invention is of book-like appearance and includes a front cover and such printed material as may be necessary to convey the visual message intended. Appended to the front cover and printed material is the back portion of the talking book which consists of a tape container. The tape container is provided with an opening therein adapted to receive the transducer head and capstan of the playback device and is of such simple construction as to be usable by very young or handicapped children. Various types of biasing means are provided in the alternative embodiments of the talking book and playback device to insure registry of the tape with the transducer head and capstan drive of the playback device.

Inventors

  • 👤 Edwin A. Lipps

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 15:24
CPC Classifications
G; G09; G09B; G09B5/00; G09B5/06; G09B5/062; G11; G11B; G11B23/00; G11B23/02; G11B23/12

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 151 words
An audiovisual device, the combination of: a book having a front cover and printed material secured to said front cover; a tape container secured in operative relationship with said front cover and said printed material to serve as the rear cover of said book, said tape container having an opening therein for the reception of a tape head; a playback device having a tape head and capstan drive upon a surface thereof adapted to receive said book and said container, said opening being adapted to receive said tape head and capstan drive whereby said tape can be played simultaneously with the reading or viewing of the contents of the printed matter in said book; and interlock means on said tape head and said container to facilitate the engagement of said tape with said tape head and to prevent inadvertent dislodgement of said tape container from operative engagement with said playback device.
Claim 2
Dependent Claim 151 words
An audiovisual device, the combination of: a book having a front cover and printed material secured to said front cover; a tape container secured in operative relationship with said front cover and said printed material to serve as the rear cover of said book, said tape container having an opening therein for the reception of a tape head; a playback device having a tape head and capstan drive upon a surface thereof adapted to receive said book and said container, said opening being adapted to receive said tape head and capstan drive whereby said tape can be played simultaneously with the reading or viewing of the contents of the printed matter in said book; and interlock means on said tape head and said container to facilitate the engagement of said tape with said tape head and to prevent inadvertent dislodgement of said tape container from operative engagement with said playback device.
Claim 3
Dependent Claim 36 words
An audiovisual device of the character defined in claim 1 in which said playback device incorporates biasing means to automatically urge said interlock means on said tape head and container into operative engagement with each other.

References Cited (Backward Citations)

US3319012A Cited
US3322906A Cited
US3340369A Cited
US3641684A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1980-05-09 1980-11-08 1981-05-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1984-05-09 1984-11-08 1985-05-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1988-05-09 1988-11-08 1989-05-10 $7700.00 Window Closed / Lapsed

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