Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record
Patent
1992-06-10
1993-06-15
Wolff, John H.
Dynamic magnetic information storage or retrieval
Record transport with head stationary during transducing
Drum record
360102, G11B 560, G11B 1732
Patent
active
052204707
ABSTRACT:
A method of adapting a magnetic recording slider having a shallow "flying cavity" on its media-confronting face to exhibit "self-purging", better stability and increased stiffness, this method including: providing a back bar across the trailing face of the cavity, with a purge channel in the back-bar to purge the cavity of gas and associated contaminants.
REFERENCES:
patent: 3678482 (1972-07-01), Billawala
patent: 4212044 (1980-07-01), Plotto
patent: 4605977 (1986-08-01), Mathews
patent: 4644641 (1987-02-01), Verdone
patent: 4646180 (1987-02-01), Ohtsubo
Ananth Raju S.
Verdone Michael A.
McCormack John J.
Starr Mark T.
Unisys Corporation
Wolff John H.
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