Head core slider for rigid magnetic disk drive

Details Head core slider for rigid magnetic disk drive Head core slider for rigid magnetic disk drive

1992-11-16

1994-07-19

Tupper, Robert S.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Drum record

360122, 360125, G11B 5187, G11B 531, G11B 560

Patent

active

053314948

ABSTRACT:
A head core slider including a slider body having an air bearing, and a head core having a ferrite portion providing a closed magnetic circuit with a magnetic gap is disclosed. The ferrite portion of the head core has a recess formed in at least one of two surface areas thereof which are to face the magentic disk and which are located on opposite sides of the magentic gap.

REFERENCES:
patent: 4811142 (1989-03-01), Nakashima et al.
patent: 5008767 (1991-04-01), Iwata et al.
patent: 5072322 (1991-12-01), Yasar et al.
Patent Abstracts of Japan, vol. 14, No. 173 (P-1033) (4116) Apr. 5, 1990 & JP-A-20 27 506 (Mitsubishi Electric Corp.) Jan. 30, 1990.
Patent Abstracts of Japan, vol. 14, No. 577 (P-1146) Dec. 21, 1990 & JP-A-22 47 816 (NGK Insulators Ltd.) Oct. 3, 1990.

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