发明名称 |
Magnetic heads and magnetic recording reproducing devices using magnetic laminations |
摘要 |
A magnetic lamination including at least a first magnetic film, a second magnetic film and, a third magnetic film, a first intervening intermediate film intervening between the first and second magnetic films, and a second intervening intermediate film intervening between the second and third magnetic films, wherein the respective magnetic films each comprise a magnetically soft film, the first and second intervening films differ in thickness, and one of the first and second intervening films can have a zero thickness and further, the intervening intermediate film can include a transition metal and a substance which is likely to form a heterogeneous mixture with the transition metal.
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申请公布号 |
US5639547(A) |
申请公布日期 |
1997.06.17 |
申请号 |
US19930044486 |
申请日期 |
1993.04.09 |
申请人 |
HITACHI MAXELL, LTD.;HITACHI LTD. |
发明人 |
MITSUOKA, KATSUYA;SUGITA, YUTAKA;FUJIWARA, HIDEO |
分类号 |
G01R33/09;G11B5/39;G11B5/667;G11B19/04;H01F10/32;(IPC1-7):G11B5/66;B32B5/16 |
主分类号 |
G01R33/09 |
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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