-
公开(公告)号:US06446292B1
公开(公告)日:2002-09-10
申请号:US09456391
申请日:1999-12-08
IPC分类号: E01D15133
CPC分类号: E01D15/133 , E01D2101/40
摘要: A lightweight mobile bridge has upper belts and/or lower belts made of composite fiber materials. The belts provide for longitudinal tensile support for vertically extending side walls formed with shear ribs made of metal.
摘要翻译: 轻型移动桥具有由复合纤维材料制成的上带和/或下带。 皮带为垂直延伸的侧壁提供纵向拉伸支撑,该侧壁由金属制成的剪切肋形成。