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MOTOR AND POWER GENERATOR

2025-06-18 05:004360下载
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PROBLEM TO BE SOLVED : To provide a motor or a power generator having a permanent magnet with an improved squareness while maintaining a coercive force and a high magnetization of an Sm-Co magnet containing Fe. SOLUTION : The motor or the power generator has a permanent magnet which has a composition represented by a composition formula : R(FepMqCurCo1-p-q-r)z (R : at least one selected from rare-earth element, M : Ti, Zr and Hf, 0.3
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