- 专利标题： LAMINATED CORE AND ROTATING MACHINE
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申请号： EP19899146.5申请日： 2019-12-17
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公开(公告)号： EP3902109A1公开(公告)日： 2021-10-27
- 发明人: OHSUGI, Yasuo , HIRAYAMA, Ryu , TAKEDA, Kazutoshi
- 申请人： NIPPON STEEL CORPORATION
- 申请人地址： JP Chiyoda-ku Tokyo 100-8071 6-1, Marunouchi 2-chome
- 代理机构： Vossius & Partner Patentanwälte Rechtsanwälte mbB
- 优先权： JP2018235861 20181217
- 国际公布： WO2020129935 20200625
- 主分类号： H02K1/18
- IPC分类号： H02K1/18
摘要：
A laminated core includes a plurality of electrical steel sheets stacked in a thickness direction, each of the electrical steel sheets includes an annular core back part; a plurality of fastening parts are provided in the core back part at intervals in a circumferential direction; an adhesion region is formed on an outer circumferential side from the fastening parts in the core back part; and a non-adhesion region is formed on an inner circumferential side from the fastening parts in the core back part.
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