发明授权
US08544506B2 Method for making a rivet and rivet obtained by said method 有权
用于制造由所述方法获得的铆钉和铆钉的方法

  • 专利标题: Method for making a rivet and rivet obtained by said method
  • 专利标题(中): 用于制造由所述方法获得的铆钉和铆钉的方法
  • 申请号: US12594660
    申请日: 2008-03-25
  • 公开(公告)号: US08544506B2
    公开(公告)日: 2013-10-01
  • 发明人: Jean-Marc Auriol
  • 申请人: Jean-Marc Auriol
  • 申请人地址: FR Flourens
  • 专利权人: ERIS
  • 当前专利权人: ERIS
  • 当前专利权人地址: FR Flourens
  • 代理机构: Jackson Patent Law Office
  • 优先权: FR0754407 20070412
  • 国际申请: PCT/FR2008/050511 WO 20080325
  • 国际公布: WO2008/142311 WO 20081127
  • 主分类号: B21F29/00
  • IPC分类号: B21F29/00
Method for making a rivet and rivet obtained by said method
摘要:
The invention relates to a method for making a rivet (R), of the type comprising, by deformation of the material of a substantially cylindrical metal segment, the operations of preforming a milled head (100) at the end of a rod (200), characterised in that it comprises, by deformation of the material (cold stamping) the following operations: creating a portion with a lower diameter (210) from the free end; creating a substantially cylindrical hollow core (220) for forming a tubular portion; preforming the hollow core (220) as a truncated cone; performing the lower diameter outer surface as a truncated cone. The invention also relates to the rivet obtained by said method.
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