Read/write and trim erase magnetic head assembly

Details Read/write and trim erase magnetic head assembly Read/write and trim erase magnetic head assembly

1983-02-08

1986-12-09

Hecker, Stuart N.

Dynamic magnetic information storage or retrieval

Head

Plural gaps

360118, G11B 5265, G11B 5325

Patent

active

046283870

ABSTRACT:
A magnetic head assembly for writing on and reading out data or signals from a magnetic medium such as a floppy disc, having a read-write magnetic head and eraser magnetic heads in combination. Control of the depth of the eraser gap in this magnetic head assembly is accomplished not by the eraser magnetic head core, but by the read-write magnetic head core.

REFERENCES:
patent: 3562443 (1971-02-01), Bos et al.
patent: 3736657 (1973-06-01), Varadi et al.
patent: 3810244 (1974-05-01), Hasegawa
patent: 3827083 (1974-07-01), Hosaka et al.
patent: 3964103 (1976-06-01), Thompson et al.
patent: 4176384 (1979-11-01), Yang
patent: 4434445 (1984-02-01), Van Herk
T. Tang, "Stress Analysis of Glass-Bonded Ferrite Recording Heads" IBM Journal of Research and Development, May 1974.

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