发明授权
US07063051B2 Liquid-cooled valve seat ring 有权
液冷阀座环

  • 专利标题: Liquid-cooled valve seat ring
  • 专利标题(中): 液冷阀座环
  • 申请号: US10477300
    申请日: 2002-05-07
  • 公开(公告)号: US07063051B2
    公开(公告)日: 2006-06-20
  • 发明人: Torston Schellhase
  • 申请人: Torston Schellhase
  • 申请人地址: DE Stuttgart
  • 专利权人: Mahle Ventiltrieb GmbH
  • 当前专利权人: Mahle Ventiltrieb GmbH
  • 当前专利权人地址: DE Stuttgart
  • 代理机构: Collard & Roe, P.C.
  • 优先权: DE10122581 20010510
  • 国际申请: PCT/EP02/04997 WO 20020507
  • 国际公布: WO02/097245 WO 20021205
  • 主分类号: F01P1/06
  • IPC分类号: F01P1/06
Liquid-cooled valve seat ring
摘要:
A cooled valve seat ring for a cylinder head of an internal combustion engine, having a valve seat part, wherein the cooled valve seat ring comprises a sheet-metal cooling channel consisting of a thin sheet of steel and which is connected with a coolant circuit via bores which serve as inflow and outflow for a coolant, wherein the cooled valve seat ring is connected with the cylinder head material by casting technology. In one embodiment, there can be a cooled valve seat ring that is connected with a cylinder head material via a laminate casting process. There can also be a cooled valve seat ring that has an alfin layer for a connection with the cylinder head material. In addition, the cooling channel can be welded onto or soldered onto the valve seat part. Furthermore, the sheet-metal cooling channel can be connected with the valve seat part so as to form a gas-tight seal.
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