Magnetic head with an improved inner core

Details Magnetic head with an improved inner core Magnetic head with an improved inner core

1981-02-04

1983-09-13

Eddleman, Alfred H.

Dynamic magnetic information storage or retrieval

Head

Core

360119, 360125, G11B 512, G11B 522

Patent

active

044046081

ABSTRACT:
In a magnetic head including an inner core of metallic magnetizable material sandwiched between a pair of outer reinforcing cores each having a coil winding insertion opening formed in it, the inner core includes a first core block which has a front gap defining surface and a back or rear gap defining surface respectively provided at one side and the other side of the first core block and a coil winding recess provided in a position adjacent to the front gap defining surface, and which is formed, between the front gap defining surface and the coil winding recess, with a space or groove for setting the lower end of the front gap defining surface and a brazing material layer for connecting the space or groove with the coil winding recess, and a second core block to be combined with the first core block so as to constitute the inner core.

REFERENCES:
patent: 3303292 (1967-02-01), Bedell, Jr. et al.
patent: 4115827 (1978-09-01), Gooch
patent: 4217613 (1980-08-01), Schwartz
patent: 4293884 (1981-10-01), Schiller

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