作者: Gary Hemby , Robert A. Woodmansee , John W. Woodmansee
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摘要: A tactical footbridge comprises two or more bridge segments and one pivotal connection assemblies. The assemblies engage of the at segments. Each assembly a first member, second axial connector, connector. member engages has pivot hole hole. also connector selectively extends through holes members to pivotally connect such that connected between collapsed position in which are proximal another, an expanded angularly-disposed relationship with another. substantially secure position.