发明授权
US08449799B2 Valve gate system 有权
阀门系统

  • 专利标题: Valve gate system
  • 专利标题(中): 阀门系统
  • 申请号: US13332809
    申请日: 2011-12-21
  • 公开(公告)号: US08449799B2
    公开(公告)日: 2013-05-28
  • 发明人: Panos Trakas
  • 申请人: Panos Trakas
  • 代理机构: Momkus McCluskey, LLC
  • 代理商 Jefferson Perkins
  • 主分类号: B29C45/28
  • IPC分类号: B29C45/28
Valve gate system
摘要:
A valve gate assembly comprises a piston that is actuable between a forward position and a rear position and has a piston stop surface and a forward pressure surface. A cylinder has a cylinder stop surface that is disposed to contact the piston stop surface when the piston is in the forward position. The cylinder stop surface is radially outward of at least a portion of the forward pressure surface and a shutoff pin is substantially aligned with the axis.
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