Thin film magnetic head with special shaped pole and manufacture

Details Thin film magnetic head with special shaped pole and manufacture Thin film magnetic head with special shaped pole and manufacture

1998-01-28

2000-01-04

Pianalto, Bernard

Coating processes

Direct application of electrical, magnetic, wave, or...

Pretreatment of substrate or post-treatment of coated substrate

20419234, 427129, 427130, 427131, 427235, 427264, 427270, 427275, 427309, 427331, 427402, C23C 1402, C23C 1400

Patent

active

060107537

ABSTRACT:
The leading edge of a lower pole is constituted by a protruded central parallel portion, opposite end parallel portions, and slanted portions coupling the central parallel portion and the opposite end parallel portions. The width T.sub.wc of the central parallel portion is set to 10 to 25% of the total width T.sub.wa of the lower pole. The thickness P1' of the opposite end portion is set in the range from 1/3 or thicker to 2/3 or thinner than the thickness P19 of the central parallel portion.

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