发明名称 Multipolar magnetic ring.
摘要 <p>Composite multipolar magnetic ring intended to be mounted on a rotating member, each element of which comprises circumferentially distributed radial teeth whose spacing is constant and which form identical magnetic poles, characterised in that it consists of an assembly of two axially nested bipolar elementary magnetic rings (4,4'), the magnetic poles of one of which are fitted rigidly between the reverse polarity magnetic poles of the other. &lt;IMAGE&gt; </p>
申请公布号 EP0389304(A1) 申请公布日期 1990.09.26
申请号 EP19900400058 申请日期 1990.01.09
申请人 S.N.R. ROULEMENTS 发明人 ALFF, DENIS
分类号 G01D5/12;G01P3/487;H02K1/27 主分类号 G01D5/12
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