发明名称 |
COMPACTED MAGNETIC CORE WITH HIGH RESISTANCE, MANUFACTURING METHOD THEREOF, AND MOTOR FOR ELECTRIC CAR |
摘要 |
A compacted magnetic core with a high resistance, which comprises compacted magnetic powder of an iron powder or an alloy powder containing iron as a main ingredient and a layer of a rare earth metal fluoride or an alkaline earth metal fluoride on the surface of the powder, wherein the rare earth metal fluoride or the alkaline earth metal fluoride contains fluorine-depleted crystal lattice at a rate of 10% or less.
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申请公布号 |
US2008100154(A1) |
申请公布日期 |
2008.05.01 |
申请号 |
US20070924779 |
申请日期 |
2007.10.26 |
申请人 |
IMAGAWA TAKAO;SATSU YUICHI;KOMURO MATAHIRO |
发明人 |
IMAGAWA TAKAO;SATSU YUICHI;KOMURO MATAHIRO |
分类号 |
H01F3/08;B22F1/02;B22F3/02;H02K15/02;H02K15/12 |
主分类号 |
H01F3/08 |
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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