Magnetic recording and playback device having means for reducing

Details Magnetic recording and playback device having means for reducing Magnetic recording and playback device having means for reducing

1981-11-18

1984-08-21

Wolff, John H.

Dynamic magnetic information storage or retrieval

Head

Core

360122, 360128, 360137, G11B 512

Patent

active

044673825

ABSTRACT:
A magnetic recording and playback device includes a magnetic head of a metallic soft magnetic material which, during operation, is in mechanical contact with a magnetic tape moved passed the head. In order to prevent corrosive detrition of the contact face of the magnetic head under the influence of moisture from the tape, the magnetic head has a negative voltage with respect to ground.

REFERENCES:
patent: 3536857 (1970-10-01), Kohl
patent: 4226694 (1980-10-01), Baboian et al.
patent: 4311576 (1982-01-01), Touda et al.

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