Magnetic erasing head

Details Magnetic erasing head Magnetic erasing head

1979-05-29

1981-04-28

Tupper, Robert S.

Dynamic magnetic information storage or retrieval

Head

Erase

G11B 527

Patent

active

042649390

ABSTRACT:
A magnetic erasing head in which a single rear core has a plurality of integrally formed legs. A front core is provided with a plurality of core pieces bonded to each other to form paired units, each unit having an erasing gap formed between adjacent core pieces a coil is adapted to surround one leg of the rear core and supplied with erasing current. The rear end surface of the core pieces of the front core are bonded to corresponding end surfaces of the legs of the rear core.

REFERENCES:
patent: 3584159 (1971-06-01), Tawara et al.

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