Composite magnetic head

Details Composite magnetic head Composite magnetic head

1994-06-14

1997-12-30

Evans, Jefferson

Dynamic magnetic information storage or retrieval

Head

Plural gaps

G11B 300

Patent

active

057037396

ABSTRACT:
A composite magnetic head for use in a magnetic disk drive and having a higher core and a lower core assigned to high track density and low track density, respectively. A single magnetic bar is interposed between the higher and lower cores. A single spring having a generally U-shaped section sandwich the cores and magnetic bar from both sides. As a result, the magnetic bar is stably held in close contact with the cores.

REFERENCES:
patent: 4118747 (1978-10-01), Hanaoka et al.
patent: 4152742 (1979-05-01), Kronfield
patent: 4618902 (1986-10-01), Kuriyama
patent: 4809112 (1989-02-01), Noguchi et al.
patent: 5005097 (1991-04-01), Matsuoka
patent: 5041936 (1991-08-01), Hayakawa
patent: 5497283 (1996-03-01), Kato

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