Dynamic magnetic information storage or retrieval – Head – Head accessory
Patent
1989-09-28
1990-05-22
Wolff, John H.
Dynamic magnetic information storage or retrieval
Head
Head accessory
G11B 541
Patent
active
049281895
ABSTRACT:
A multifunctional cleaning tape (2) is used as part of a video cassette (7) for cleaning the magnetic head of a VCR (12) and providing diagnostic/instructional information to the user. The tape includes a first, non-magnetic cleaning segment (4) for cleaning the magnetic head followed by a magnetic diagnostic/instructional segment (6) containing prerecorded diagnostic/instructional information which is played to the user. The diagnostic/instructional information includes information relating to the cleanliness of the magnetic head and for adjusting the VCR for improved visual and audio output and tape tracking. The transition to the diagnostic/instructional segment is hidden be recording electronic noise at the initial portion (26) of such segment.
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3M Flyer #84--9811--1901--3 (1720)TP, Copyright 1986.
3M Flyer #84--9811--1900--5 (126.5)TRP, 1986.
Memorex, Safeguard System Brand Video Head Cleaner Brochure, Copyright 1986, Memtek Products.
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Dischwasher Brochure, Discwasher, Schililler Park, Il.
Cleaner Heads for Everybody Brochure, Copyright, 1988, Memtek Products.
Tandy Corporation
Wolff John H.
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