发明授权
US06460214B1 Vibration resistive instant responding roadway or bridge expansion joint and construction method of the same 有权
抗震瞬时响应巷道或桥梁膨胀节和施工方法相同

  • 专利标题: Vibration resistive instant responding roadway or bridge expansion joint and construction method of the same
  • 专利标题(中): 抗震瞬时响应巷道或桥梁膨胀节和施工方法相同
  • 申请号: US09817283
    申请日: 2001-03-27
  • 公开(公告)号: US06460214B1
    公开(公告)日: 2002-10-08
  • 发明人: Ming-Huang Chang
  • 申请人: Ming-Huang Chang
  • 主分类号: E01D1904
  • IPC分类号: E01D1904
Vibration resistive instant responding roadway or bridge expansion joint and construction method of the same
摘要:
A vibration resistant expansion joint is provided. The expansion joint includes a sustaining pedestal (1) which is formed from two L-shaped members (111 and 112). A plurality of shim assemblies (12), each containing a bifurcated tooth-like shim (121), are pivotally joined to the sustaining pedestal (1). Additionally provided is a foundation (3) formed of two L-shaped side members, each side member having a slide surface (33, 34) formed along a bottom edge thereof. A stepped bench unit (2), formed of a pair of benches, is slidably mounted on foundation (3).
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