发明授权
US4556810A Hysteresis motor rotor having cylindrical shape with reduced wall thickness outside stator region 失效
磁滞马达转子具有圆柱形形状,在定子区域外部具有减小的壁厚

  • 专利标题: Hysteresis motor rotor having cylindrical shape with reduced wall thickness outside stator region
  • 专利标题(中): 磁滞马达转子具有圆柱形形状,在定子区域外部具有减小的壁厚
  • 申请号: US528636
    申请日: 1983-09-01
  • 公开(公告)号: US4556810A
    公开(公告)日: 1985-12-03
  • 发明人: Horst KasperPritsch Eckhard
  • 申请人: Horst KasperPritsch Eckhard
  • 申请人地址: DEX Julich
  • 专利权人: Uranit GmbH
  • 当前专利权人: Uranit GmbH
  • 当前专利权人地址: DEX Julich
  • 优先权: DEX3232914 19820904
  • 主分类号: B04B9/04
  • IPC分类号: B04B9/04 H02K19/08 H02K1/06 H02K49/04
Hysteresis motor rotor having cylindrical shape with reduced wall
thickness outside stator region
摘要:
A rotor for use with a hysteresis motor in combination with a centrifuge rotor having a hub. The motor has a stator with an axial length and the motor rotor has a region coextensive with the stator. The motor rotor includes a hollow cylindrical body made of a magnetizable material, having one end firmly connected to the hub, and having a wall with a first thickness in the region that is coextensive with the stator and a second thickness, smaller than the first thickness, which is outside of the region that is coextensive with the stator and which is in the region of the connection of the cylindrical body with the hub. The point of transition from the first thickness to the second thickness of the wall is a predetermined distance from the nearest point of contact of the hub with the cylindrical body so as to increase the magnetic resistance between the hub and the cylindrical body.
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