Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record
Patent
1988-03-14
1988-12-27
Hecker, Stuart N.
Dynamic magnetic information storage or retrieval
Record transport with head stationary during transducing
Drum record
360 9905, 360104, 36013034, G11B 1732, G11B 5016
Patent
active
047944820
ABSTRACT:
A magnetic head device comprises a first sheet retainer member which is adapted to be brought into contact with a magnetic recording sheet at a first position on one side of the magnetic recording sheet, a second sheet retainer member having a contact surface which is adapted to be brought into contact with the magnetic recording sheet at a second position near the first position on the other side of the magnetic recording sheet, and a magnetic head accommodated in an opening formed in the contact surface of the second sheet retainer member to be brought into contact with the magnetic recording sheet.
REFERENCES:
patent: 3806902 (1974-04-01), Prees et al.
patent: 4296448 (1981-10-01), Garcia et al.
patent: 4652959 (1987-03-01), Hamada
patent: 4661871 (1987-04-01), Nagashima
Knappe et al, "Contoured Linear Pressure Pad for Fixed Spherical Head Recording on Flexible Disks," IBM Tech. Disc. Bull., vol. 24, No. 11B, Apr. 1982.
Horio Motohiko
Kobayashi Hideo
Kobayashi Naoki
Fuji Photo Optical Co., Ltd.
Hecker Stuart N.
Urcia Benjamin E.
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