发明名称 |
INTERIOR PERMANENT MAGNET TYPE BRUSHLESS DIRECT CURRENT MOTOR AND COMPRESSOR HAVING THE SAME |
摘要 |
PURPOSE: An interior permanent magnet type brushless direct current motor and a compressor having the same are provided to suppress the vibration and noise due to torque ripple by forming a notch unit between pole portions. CONSTITUTION: A stator(140) includes a plurality of slots and a stator coil(145) which is wound around the slots. A rotor includes a rotation shaft, a rotation core, and a permanent magnet(171). The permanent magnet is inserted into a permanent magnet insertion unit(154). The rotator includes a notch unit which is formed between pole portions which are formed by a permanent magnet.
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申请公布号 |
KR20100090154(A) |
申请公布日期 |
2010.08.13 |
申请号 |
KR20090009475 |
申请日期 |
2009.02.05 |
申请人 |
LG ELECTRONICS INC. |
发明人 |
LEE, KYUNG HOON;AHN, JUN HO |
分类号 |
H02K1/22;H02K1/27 |
主分类号 |
H02K1/22 |
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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