发明名称 |
MAGNETIC HEAD AND MAGNETIC DISK DEVICE |
摘要 |
PROBLEM TO BE SOLVED: To provide a magnetic head preventing side erase and having good recording characteristics, and a magnetic disk device. SOLUTION: A first magnetic pole surface 21A has a shape along the a track end 415A positioned on the boundary 43 side of a track 41A while being positioned on an innermost peripheral track 41A included in a first area 45A to prevent side erase in the enlarged skew angle. A second magnetic pole surface 21B similarly has a shape along a track end 41B positioned on the boundary 43 side of a track 41B while being positioned on an outermost peripheral track 41B included in a second area 45B to prevent side erasing in the enlarged skew angle. COPYRIGHT: (C)2008,JPO&INPIT
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申请公布号 |
JP2008027512(A) |
申请公布日期 |
2008.02.07 |
申请号 |
JP20060198770 |
申请日期 |
2006.07.20 |
申请人 |
HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS BV |
发明人 |
OKAMOTO HISAO;ZAITSU HIDEKI |
分类号 |
G11B5/31 |
主分类号 |
G11B5/31 |
代理机构 |
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代理人 |
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