发明授权
US07825549B2 Linear motor with reduced cogging 有权
线性电机齿槽减少

  • 专利标题: Linear motor with reduced cogging
  • 专利标题(中): 线性电机齿槽减少
  • 申请号: US12377410
    申请日: 2006-12-20
  • 公开(公告)号: US07825549B2
    公开(公告)日: 2010-11-02
  • 发明人: Xiaopeng Wang
  • 申请人: Xiaopeng Wang
  • 申请人地址: US PA Fort Washington
  • 专利权人: Kulicke and Soffa Industries, Inc.
  • 当前专利权人: Kulicke and Soffa Industries, Inc.
  • 当前专利权人地址: US PA Fort Washington
  • 代理商 Christopher M. Spletzer, Sr.
  • 国际申请: PCT/US2006/062351 WO 20061220
  • 国际公布: WO2008/079144 WO 20080703
  • 主分类号: H02K41/02
  • IPC分类号: H02K41/02
Linear motor with reduced cogging
摘要:
A linear motor is provided including a magnet track including a plurality of permanent magnets, and a coil assembly including a plurality of laminations. The coil assembly defines a plurality of teeth having slots therebetween. The plurality of teeth include (1) two end teeth and (2) at least one non-end tooth arranged between the two end teeth. Each of the two end teeth defines an end profile including a first surface and a second surface. The first surface and the second surface are separated by a step which is substantially perpendicular to a plane defined by the plurality of magnets. The linear motor also includes a plurality of coils at least partially disposed in at least a portion of the slots defined by the plurality of teeth.
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