Magnetic head formed of thin metal film including a chevron shap

Details Magnetic head formed of thin metal film including a chevron shap Magnetic head formed of thin metal film including a chevron shap

1988-11-10

1991-09-10

Severin, David J.

Dynamic magnetic information storage or retrieval

Head

Core

360122, G11B 5147

Patent

active

050478850

ABSTRACT:
Disclosed is a magnetic head formed of a thin metal film in which a metal magnetic film in the form of a chevron is formed on a substrate, and two half cores in each of which the apex portion of the chevron-shaped metal magnetic film is flattened are integrated in such a manner as to face each other with a gap member placed therebetween, the magnetic head comprising a desired track width not more twice thicknesses d.sub.1, d.sub.2 of the metal magnetic film on both sides of the apex portion, and the following formula is met:

REFERENCES:
patent: 4701819 (1987-10-01), Inogoya et al.
patent: 4774616 (1988-09-01), Kunasaka et al.
patent: 4803338 (1989-02-01), Kunasaka et al.

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