| 发明名称 |
Induction motor |
| 摘要 |
Stator slots are skewed relative to rotor slots with a skew amount comprising an integer multiple of a stator electrical angle of 60 DEG , thereby minimizing a torque ripple which is an integer multiple of six times of a primary frequency of electrical energy.
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| 申请公布号 |
US4871934(A) |
申请公布日期 |
1989.10.03 |
| 申请号 |
US19870035622 |
申请日期 |
1987.04.03 |
| 申请人 |
NEC CORPORATION |
发明人 |
OKAMOTO, KIYOKAZU;ENDO, TETSUO;MIYAMOTO, YUKIO;SUZUKI, YOSHIHARU |
| 分类号 |
H02K1/16;H02K1/26;H02K17/16 |
主分类号 |
H02K1/16 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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