发明名称 Expansion joint bridging device
摘要 A device for bridging expansion joints in roadways, comprising edge plates anchored in the edges of the roadway to be joined together, an intermediate plate between the edge plates, a resilient seal between the intermediate plate and each edge plate, and flexible lateral supports depending from the intermediate and edge plates and connected together at their ends remote from the plates.
申请公布号 US4076440(A) 申请公布日期 1978.02.28
申请号 US19760709658 申请日期 1976.07.29
申请人 BERTSCHMANN, SILVIO 发明人 BERTSCHMANN, SILVIO
分类号 E01C11/02;E01D19/06;(IPC1-7):E01C11/02 主分类号 E01C11/02
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