Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record
Patent
1987-02-25
1988-11-01
Wolfe, John H.
Dynamic magnetic information storage or retrieval
Record transport with head stationary during transducing
Drum record
310105, G11B 552, G11B 1560
Patent
active
047824115
ABSTRACT:
A coupling device for the transmission of an axial movement from a lift generator to a rotatable, axially movable body, composed of: a component creating a pressure-transmitting contact between the lift generator and the body; and a device including a magnet producing a magnetic field which creates a magnetic attraction force between the lift generator and the body.
REFERENCES:
patent: 4408239 (1983-10-01), Ushiro
patent: 4446392 (1984-05-01), Jaeschke
patent: 4603359 (1986-07-01), Narasawa et al.
patent: 4611255 (1986-09-01), Ushiro et al.
Deutsche-Thomson-Brandt GmbH
Wolfe John H.
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