发明名称 |
Magnetic recording head and magnetic recording apparatus |
摘要 |
An example magnetic writing head includes a main magnetic pole, a coil to generate an ampere magnetic field to magnetize the main magnetic pole to cause the magnetized main magnetic pole to generate a magnetic field, and a laminated body. The laminated body includes a first magnetic layer having a coercivity lower than the magnetic field applied by the main magnetic pole and a second magnetic layer having a coercivity lower than the magnetic field applied by the main magnetic pole.
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申请公布号 |
US8547662(B2) |
申请公布日期 |
2013.10.01 |
申请号 |
US201213541371 |
申请日期 |
2012.07.03 |
申请人 |
YAMADA KENICHIRO;IWASAKI HITOSHI;AKIYAMA JUNICHI;TAKAGISHI MASAYUKI;FUNAYAMA TOMOMI;TAKASHITA MASAHIRO;SHIMIZU MARIKO;MURAKAMI SHUICHI;KAI TADASHI;KABUSHIKI KAISHA TOSHIBA |
发明人 |
YAMADA KENICHIRO;IWASAKI HITOSHI;AKIYAMA JUNICHI;TAKAGISHI MASAYUKI;FUNAYAMA TOMOMI;TAKASHITA MASAHIRO;SHIMIZU MARIKO;MURAKAMI SHUICHI;KAI TADASHI |
分类号 |
G11B5/147;G11B5/187;G11B5/23 |
主分类号 |
G11B5/147 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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