发明名称 PERMANENT MAGNET TYPE MOTOR
摘要 PROBLEM TO BE SOLVED: To provide a permanent magnet type motor capable of minimizing the occurrence of eddy current in an iron core, formed out of a plurality of electromagnetic steel plates, and flexibly structuring a permanent magnet disposed therein. SOLUTION: In this permanent magnet-type motor, including a stator 2 around which a winding is wound and a rotor 1 formed out of a plurality of permanent magnets 7 and iron cores 5, the iron core 5 includes a plurality of magnets 7 disposed around the center of the rotating shaft of the rotor 1, so that the respective magnet pole planes face the radial direction of the rotor 1. The iron core 5 is formed by laminating a plurality of electromagnetic steel plates 6, and is welded on the outer periphery of the iron core 5 and at a specific position, in the radial direction from magnetic pole center of the permanent magnet 7.
申请公布号 JP2002369424(A) 申请公布日期 2002.12.20
申请号 JP20010171561 申请日期 2001.06.06
申请人 EBARA CORP;EBARA DENSAN LTD 发明人 KOJIMA YOSHINORI;MATAKE KOZO;YANAGISAWA SEIJI
分类号 H02K1/22;H02K1/27;H02K15/03;H02K21/16;(IPC1-7):H02K1/27 主分类号 H02K1/22
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