Magnetic head for recording and reproduction

Details Magnetic head for recording and reproduction Magnetic head for recording and reproduction

1984-09-21

1987-02-24

Wolff, John H.

Dynamic magnetic information storage or retrieval

Head

360120, G11B 512

Patent

active

046461841

ABSTRACT:
There is provided a magnetic head used for both magnetic recording and reproduction thereof, comprising a magnetic head body with a gap portion, wherein a first material having a larger saturated magnetic flux density than that of said body is applied to one or both sides of said gap portion, said gap being internally provided with a second material having a smaller saturated magnetic flux density than said body.

REFERENCES:
patent: 3508014 (1970-04-01), Mersing
patent: 3686467 (1972-08-01), Camras
patent: 4048714 (1977-09-01), Huntt
patent: 4130846 (1978-12-01), Best
patent: 4182643 (1980-01-01), Calderon, Jr. et al.
patent: 4228473 (1980-10-01), Himuro et al.
patent: 4398229 (1983-08-01), McClure
patent: 4564877 (1986-01-01), Ezaki et al.

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