Method of producing a magnetic head

Details Method of producing a magnetic head Method of producing a magnetic head

1986-08-08

1987-09-29

Echols, P. W.

Metal working

Method of mechanical manufacture

Electrical device making

29418, G11B 5127

Patent

active

046960996

ABSTRACT:
A method of producing a magnetic head comprises the steps of forming a core assembly, forming a core-shield-spacer assembly by fitting shields and spacers in the core assembly, and forming a head surface by grinding an upper surface of the core-shield-spacer assembly. The core assembly comprises a reference core block having both side surfaces thereof finished with a high accuracy and a pair of side core blocks connected to the respective side surfaces of the reference core block. Write gaps and read gaps of a plurality of channels are all formed in alignment at the side surfaces of the reference core block.

REFERENCES:
patent: 3543396 (1970-12-01), Illig et al.
patent: 3805291 (1974-04-01), Sakurai
patent: 3807042 (1974-04-01), Braitberg et al.
patent: 3829895 (1974-08-01), Tanaka et al.
patent: 3839784 (1974-10-01), Pierce
patent: 4589043 (1986-05-01), Grundther

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