Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Disk record
Patent
1980-03-31
1982-11-09
Wolff, John H.
Dynamic magnetic information storage or retrieval
Record transport with head stationary during transducing
Disk record
360 97, G11B 2504
Patent
active
043588034
ABSTRACT:
To permit the storage of large amounts of information on interchangeable rigid magnetic discs, the inner wall of a turntable recess and the inner wall of the disc central opening are accurately machined with tight dimensional tolerances, and a centering element cooperates with at least one of the inner walls via elastically deformable compensation means.
REFERENCES:
patent: 3898814 (1975-08-01), Chou et al.
patent: 4125883 (1978-11-01), Rolph
patent: 4171531 (1979-10-01), Grapes et al.
IBM/TDB vol. 19, No. 6, Nov. '76, pp. 2202-2203, "Collet Mechanism *** " by Lightner.
No affiliations
Abate Joseph P.
U.S. Philips Corporation
Wolff John H.
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