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Interior permanent magnet motor 发明授权

2023-06-03 4860 642K 0

专利信息

申请日期 2025-07-11 申请号 US14358159
公开(公告)号 US9787147B2 公开(公告)日 2017-10-10
公开国别 US 申请人省市代码 全国
申请人 Deok Geun Kim; Han Sam Cho; Kyu Yun Hwang
简介 An interior permanent magnet motor includes a stator having teeth on which a coil is wound, a rotor rotatably provided inside the stator, the rotor including a plurality of rotor sectors, and at least two permanent magnet recesses formed between the rotor sectors. Ferrite permanent magnets are embedded in predetermined ones of the permanent magnet recesses that are formed in an inner portion of the rotor. Rare-earth permanent magnets are embedded in the other ones of the permanent magnet recesses that are formed in an outer portion of the rotor.


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