Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Tape record
Patent
1989-03-29
1990-11-13
Tupper, Robert S.
Dynamic magnetic information storage or retrieval
Record transport with head stationary during transducing
Tape record
360 85, 360 84, 360 743, 360 71, 242 753, 226118, G11B 1543
Patent
active
049706128
ABSTRACT:
A magnetic tape apparatus (1) comprises a drive mechanism for driving a magnetic tape (7) and reels (5, 6), a magnetic-head mechanism (9, 10), a buffer mechanism a belt (8) and guide elements (21, 22, 23, 24), which guide the belt (8) in the operational position, which apparatus (1) also comprises a control system for controlling the tape tension, for controlling the position of the belt (8) in the operational phase and for locating a desired part of the tape. The control system comprises a position detection mechanism (38) a tape-tension detection mechanism (44), and a control unit (45) for controlling the reel and tape drive mechanism.
REFERENCES:
patent: 3890641 (1975-06-01), Mo et al.
patent: 3942190 (1976-03-01), Detwiler
patent: 4104685 (1978-08-01), Chang
patent: 4170787 (1979-10-01), Gunschmann et al.
patent: 4191979 (1980-03-01), Poehler
patent: 4390909 (1983-06-01), Sakamoto
patent: 4769726 (1988-09-01), Platte et al.
patent: 4797760 (1989-01-01), Rademacher et al.
Renders Martinus A.
Sastra Budiman
Garcia Alphonso
Tupper Robert S.
U.S. Philips Corporation
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