Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record
Patent
1989-12-07
1991-02-26
Heinz, A. J.
Dynamic magnetic information storage or retrieval
Record transport with head stationary during transducing
Drum record
G11B 560
Patent
active
049966146
ABSTRACT:
A magnetic head is provided at its front end with respect to the surface of a magnetic disk with a stepped portion to cause a vortex of air stream so as to take dust away from the disk surface.
REFERENCES:
patent: 4939603 (1990-07-01), Inumochi
Heinz A. J.
Mitsubishi Denki & Kabushiki Kaisha
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