发明授权
US09587557B2 VTG turbocharger vane pack assembly with abradable coating 有权
VTG涡轮增压器叶片组件,具有耐磨涂层

  • 专利标题: VTG turbocharger vane pack assembly with abradable coating
  • 专利标题(中): VTG涡轮增压器叶片组件,具有耐磨涂层
  • 申请号: US14396154
    申请日: 2013-04-19
  • 公开(公告)号: US09587557B2
    公开(公告)日: 2017-03-07
  • 发明人: Luke BarronSteve BirnieAlan Wint
  • 申请人: BorgWarner Inc.
  • 申请人地址: US MI Auburn Hills
  • 专利权人: BorgWarner Inc.
  • 当前专利权人: BorgWarner Inc.
  • 当前专利权人地址: US MI Auburn Hills
  • 代理机构: Patent Central LLC
  • 代理商 A. Michael Tucker; Stephan A. Pendorf
  • 国际申请: PCT/US2013/037367 WO 20130419
  • 国际公布: WO2013/165703 WO 20131107
  • 主分类号: F01D17/16
  • IPC分类号: F01D17/16 F02B37/24 F01N13/16
VTG turbocharger vane pack assembly with abradable coating
摘要:
A vane pack for a VTG turbocharger is provided. The vane pack includes a plurality of vanes pivotably positioned between an inner surface of an upper vane ring and an inner surface of a lower vane ring. Clearances are defined between opposing cheek surfaces of the vanes and the inner surfaces of the vane rings. The vane pack is configured to minimize these clearances by applying an abradable coating is to the inner surface of the upper vane ring, the inner surface of the lower vane ring and/or cheek surface(s) of one or more of the vanes. In this way, an essentially zero clearance can be established without interfering with the proper function of the vanes. As a result, there can be gains in efficiency. Further wearing of the abradable coating may occur during turbocharger operation.
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