发明授权
US06357321B1 Split connecting rod for an internal combustion engine and method of production 有权
用于内燃机的分体连杆和生产方法

  • 专利标题: Split connecting rod for an internal combustion engine and method of production
  • 专利标题(中): 用于内燃机的分体连杆和生产方法
  • 申请号: US09448343
    申请日: 1999-11-23
  • 公开(公告)号: US06357321B1
    公开(公告)日: 2002-03-19
  • 发明人: Helmut Schmitt
  • 申请人: Helmut Schmitt
  • 优先权: DE19854462 19981125
  • 主分类号: G05G100
  • IPC分类号: G05G100
Split connecting rod for an internal combustion engine and method of production
摘要:
A connecting rod includes an apertured connecting-rod eye portion defining two portions (arms), which is split into a saddle portion and a bearing cap portion by a fracture splitting operation along a desired dividing plane whose location is determined by formation of a separating notch on the connecting-rod eye portion which extends parallel to the desired dividing plane. In each of the arm portions, through screw-holes are provided for attaching the bearing cap to the bearing saddle. During the splitting operation, the fracture separation is initiated at the separation notch and progresses in two paths around the screw-hole. To inhibit misalignment of the two fracture paths as they come together, a hole is formed in the plane of the desired dividing plane and extending from the through-hole to a wall of the connecting-rod eye remote from the separating notch.
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