发明授权
- 专利标题: Production method of amorphous laminate core and amorphous laminate core
- 专利标题(中): 非晶层压芯和非晶层压芯的生产方法
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申请号: US10482861申请日: 2003-01-09
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公开(公告)号: US07103961B2公开(公告)日: 2006-09-12
- 发明人: Katsufusa Fujita
- 申请人: Katsufusa Fujita
- 申请人地址: JP
- 专利权人: Mitsui High-tec, Inc.
- 当前专利权人: Mitsui High-tec, Inc.
- 当前专利权人地址: JP
- 代理机构: Wood, Phillips, Katz, Clark & Mortimer
- 优先权: JP2002-009213 20020117
- 国际申请: PCT/JP03/00108 WO 20030109
- 国际公布: WO03/061101 WO 20030724
- 主分类号: B21D39/00
- IPC分类号: B21D39/00 ; B23P11/00 ; B23P19/02 ; H01F3/04 ; H01F7/06 ; H02K1/06 ; H02K15/02
摘要:
An amorphous laminated core and a method of making an amorphous laminated core by punching core pieces from amorphous thin sheet material, laminating the plural sheets of core pieces, and forming caulking through-holes by punching. Rod shaped materials are directed into the caulking through-holes of the laminated core pieces.
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