Record/playback head and data storage apparatus therefor

Details Record/playback head and data storage apparatus therefor Record/playback head and data storage apparatus therefor

1978-09-01

1980-03-25

Eddleman, Alfred H.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Drum record

360 99, 360122, G11B 560, G11B 522, G11B 2120

Patent

active

041953223

ABSTRACT:
In a recorder having a transducer with a gap which coacts with a flexible medium to record and/or reproduce data, an endless groove is positioned on the transducer to circumscribe the gap.

REFERENCES:
patent: 2921144 (1960-01-01), Martin
patent: 3213461 (1965-10-01), Goddard
patent: 3872507 (1975-03-01), Sano et al.
patent: 4003091 (1977-01-01), Wright
patent: 4074330 (1978-02-01), Norton et al.
IBM Tech. Disc. Bull., G. W. Brock et al., Multiple Slotted Head Contour, vol. 20, No. 1, Jun. 1977, p. 37.
IBM Tech. Disc. Bull., J. I. Aweida et al., Antistick Transducer, vol. 12, No. 5, Oct. 1969, pp. 674-675.

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