Adaptive-gap magnetic recording and reading head

Details Adaptive-gap magnetic recording and reading head Adaptive-gap magnetic recording and reading head

1991-03-18

1992-12-22

Severin, David J.

Dynamic magnetic information storage or retrieval

Head

Gap spacer

360122, G11B 523

Patent

active

051738210

ABSTRACT:
A ring-type magnetic recording and reading head having a saturable pole tip that defines a narrow gap for reading and saturates in response to normal write current so as to define a wide gap for recording.

REFERENCES:
patent: 4821126 (1989-04-01), Matsumoto
patent: 4849841 (1989-07-01), Sokolik
patent: 5012375 (1991-04-01), Nishimura

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