| 发明名称 |
Electric Machine |
| 摘要 |
A motor includes: an annular stator attached in a housing; a rotor that is disposed in the stator and is rotatably supported by the housing; and a plurality of permanent magnets embedded in a rotor core of the rotor, in which the rotor core has embedding holes respectively in which the permanent magnets are fitted, and each of the embedding holes is formed with filling holes each continuous in an axial direction of the rotor core at diagonal positions of each of the permanent magnets. |
| 申请公布号 |
US2016301268(A1) |
申请公布日期 |
2016.10.13 |
| 申请号 |
US201414889969 |
申请日期 |
2014.06.06 |
| 申请人 |
KOMATSU LTD. |
发明人 |
Watanabe Natsuki;Chiba Teiichirou;Matsuki Yasuhiko |
| 分类号 |
H02K1/27;H02K21/04;H02K5/20;H02K1/32;H02K9/19 |
主分类号 |
H02K1/27 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A motor comprising:
an annular stator attached in a housing; a rotor that is disposed in the stator and is rotatably supported by the housing; and a plurality of permanent magnets embedded in a rotor core of the rotor, wherein the rotor core comprises embedding holes respectively in which the permanent magnets are fitted, and each of the embedding holes is formed with filling holes, which are each continuous in an axial direction of the rotor core, at diagonal positions of each of the permanent magnets. |
| 地址 |
Tokyo JP |
