Perpendicular magnetic recording head with trailing gap covering magnetic pole and side gaps and method of manufacturing same

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United States of America Patent

PATENT NO 9721592
SERIAL NO

15165278

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Abstract

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This perpendicular magnetic recording head includes: a magnetic pole; a pair of side shields disposed to face each other with the magnetic pole interposed therebetween in a cross track direction; a pair of side gaps each provided between the magnetic pole and the pair of side shields; a trailing gap provided to cover the magnetic pole and the pair of side gaps, and having a first width in the cross track direction; and a first magnetic layer covering the trailing gap and having a second width larger than the first width in the cross track direction.

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Patent Owner(s)

  • TDK CORPORATION

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hirata, Kei Tokyo, JP 124 827
Miyata, Shingo Tokyo, JP 22 124

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