发明名称 Metallic laminations for magnetic circuits
摘要 <p>A magnetic circuit, a method of forming a magnetic circuit, a stator (10) or rotor (20) for an electric motor or generator, and an electric motor are disclosed. A magnetic circuit comprises a low reluctance magnetic flux path comprising a plurality of stacked metallic laminations (60,62) (each lamination having an edge (68,74)), and an air gap in operational relationship to at least a portion of the edges (68,74) of the stacked metallic laminations (60,62) (wherein magnetic flux flows at least partially through the stacked metallic laminations (60,62) and the air gap). Adjacent edges (60,62) of the stacked metallic laminations are intentionally offset (H L -H S ).</p>
申请公布号 EP1596486(A2) 申请公布日期 2005.11.16
申请号 EP20050252961 申请日期 2005.05.13
申请人 NATIONAL-OILWELL, L.P. 发明人 CERVENKA, GREG P.;MARTINO, FORREST M.
分类号 H02K1/18;H01F;H01F3/02;H02K1/00;H02K1/06;(IPC1-7):H02K1/06 主分类号 H02K1/18
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