Invention Grant
US07732964B2 Permanent magnet unit for an electrical machine, a method of installing permanent magnet units and a rotor of an electrical machine 失效
用于电机的永久磁铁单元,永磁体单元的安装方法和电机的转子

  • Patent Title: Permanent magnet unit for an electrical machine, a method of installing permanent magnet units and a rotor of an electrical machine
  • Patent Title (中): 用于电机的永久磁铁单元,永磁体单元的安装方法和电机的转子
  • Application No.: US12331704
    Application Date: 2008-12-10
  • Publication No.: US07732964B2
    Publication Date: 2010-06-08
  • Inventor: Pekka Kanninen
  • Applicant: Pekka Kanninen
  • Applicant Address: FI Helsinki
  • Assignee: ABB Oy
  • Current Assignee: ABB Oy
  • Current Assignee Address: FI Helsinki
  • Agency: Buchanan Ingersoll & Rooney PC
  • Priority: FI20070963 20071211
  • Main IPC: H02K21/12
  • IPC: H02K21/12
Permanent magnet unit for an electrical machine, a method of installing permanent magnet units and a rotor of an electrical machine
Abstract:
A permanent magnet unit is provided for an electrical machine. The electrical machine includes a stator and rotor. At least one permanent magnet is enclosed in a non-magnetic enclosure. The enclosure has means for connecting it to at least one other substantially similar enclosure containing a permanent magnet.
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