发明名称 Support structure for suspending a work surface below a girder
摘要 A support structure for moveably suspending a work surface from the underside of a bridge includes at least a first clip mounted on each lower web of a pair of parallel bridge girders, a track mounted on each clip, and a scaffold member rollably suspended from the track, the work platform extending between the scaffold members. The scaffold members include a plurality of rollers that roll along the upper surface of each track such that the scaffold members are selectively rollable along the tracks. The clips are securely clamped to the lower webs of the girders such that the rails are securely and unadjustably spaced below the lower webs of the girders.
申请公布号 US2001037914(A1) 申请公布日期 2001.11.08
申请号 US20010788882 申请日期 2001.02.20
申请人 PREUSSER MARK A.;ESPENCHIED DAVID L. 发明人 PREUSSER MARK A.;ESPENCHIED DAVID L.
分类号 E01D19/10;E04G3/28;(IPC1-7):E04G3/10;E04G3/14 主分类号 E01D19/10
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