Magnetic head including a core having a non-magnetic gap

Details Magnetic head including a core having a non-magnetic gap Magnetic head including a core having a non-magnetic gap

1992-02-27

1992-10-06

Wolff, John H.

Dynamic magnetic information storage or retrieval

Head

Core

505826, 360122, G11B 5235, G11B 5187

Patent

active

051537982

ABSTRACT:
Magnetic head including a core (1, 3) of soft magnetic material having a contact face (7) and a winding aperture (5) and a coil (14) wound around the core. A layer (13) of a superconducting material is present in the non-magnetic transducing gap (11) in the core and a layer (15) of a superconducting material is provided on at least a plurality of the outer faces, for example the side faces (17).

REFERENCES:
patent: 3686467 (1972-08-01), Camras
patent: 4713710 (1987-12-01), Soda et al.
patent: 4745505 (1988-05-01), Peeters et al.
patent: 4757411 (1988-07-01), Matsunaga
patent: 4907115 (1990-03-01), Ruigrok et al.
"Superconductors" by A. Ellis, Journal of Chemical Education, pp. 836-841, vol. 64, No. 10, Oct. 1987.

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