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Ring magnet for rotor of electrical machine of motor car, is formed as hollow cylindrical shape and

2025-06-19 02:104070下载
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The present invention relates to a ring magnet, the, at least in part, comprises a rare earth metal, has a hollow cylindrical shape and extends in an axial direction, wherein it has an inner surface, on which a means for receiving of contaminant particles is arranged. The present invention relates to a method for fabricating such a ring magnet further.


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