立体トラス架構

摘要

To provide a three dimensional truss frame capable of easily connecting a lower chord member and a diagonal member.SOLUTION: A three dimensional truss frame 10 includes a pair of upper chord members 12, a lower chord member 14 provided below the upper chord member 12 and having a polygonal cross section, and a diagonal member 24 connected to the pair of upper chord members 12 and lower chord members 14 and joined to an outer peripheral plane 14A of the lower chord member 14.SELECTED DRAWING: Figure 2