发明申请
US20110014008A1 DOWEL, PARTICULARLY ONE TO ALLOW A SLEEPER SCREW USED TO ATTACH A RAILWAY RAIL TO BE SCREWED INTO A RAILWAY SLEEPER
审中-公开
DOWEL，特别是一个允许用于连接铁路轨道的铁丝杠的螺丝钉被拉到铁路上
- 专利标题： DOWEL, PARTICULARLY ONE TO ALLOW A SLEEPER SCREW USED TO ATTACH A RAILWAY RAIL TO BE SCREWED INTO A RAILWAY SLEEPER
- 专利标题（中）： DOWEL，特别是一个允许用于连接铁路轨道的铁丝杠的螺丝钉被拉到铁路上
-
申请号： US12933942申请日： 2009-03-25
-
公开(公告)号： US20110014008A1公开(公告)日： 2011-01-20
- 发明人: Edmond Mahikian
- 申请人： Edmond Mahikian
- 优先权： FR0801720 20080401
- 国际申请： PCT/IB2009/051238 WO 20090325
- 主分类号： E01B9/62
- IPC分类号： E01B9/62 ; B23P19/00
摘要：
Dowel allowing a fastener to be fitted into a wall, particularly allowing a sleeper screw used to secure a railway rail to be screwed into a railway sleeper. The dowel including an internal screw thread intended to mate with the screw thread of the fastener, and containing a compressible element resting against the end wall of the dowel. The compressible element in the undeformed state having a height at least equal to one third of the height of the dowel.