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MAGNET MEMBER 发明申请

2023-05-20 4770 263K 0

专利信息

申请日期 2025-07-10 申请号 JP2015062677
公开(公告)号 JP2016184597A 公开(公告)日 2016-10-20
公开国别 JP 申请人省市代码 全国
申请人 TDK CORP
简介 PROBLEM TO BE SOLVED : To provide a magnet member having corrosion resistance and high hardness. SOLUTION : A magnet member 2 comprises : a rare earth magnet 4 containing a rare earth element, a transition metal element, and a boron; a first film 6 containing nickel and phosphorous and covering the rare earth magnet 4; and a second film 8 containing nickel and covering the first film 6. The first film 6 is amorphous, and the second film 8 is crystalline. The sum of thickness 6a of the first film and thickness 8a of the second film is less than 10 μm. SELECTED DRAWING : Figure 1 COPYRIGHT : (C)2017, JPO&INPIT


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