| 摘要 |
PROBLEM TO BE SOLVED: To easily and inexpensively form a metallic truss material into an appearance having wooden warmth.SOLUTION: A quadrangular convex insertion part is formed with a central part of a one side end surface of a square bar as a base point, and a receiving part is formed slightly larger than the insertion part in a position symmetric to the insertion part of an opposite side end surface, and is formed as a wooden cover boring a through-hole of communicating with the center of the receiving part from the insertion part, and a metallic truss material is inserted into the through-hole, and the other wooden cover is inserted in the same direction, and the insertion part is inserted into/connected to the receiving part, and is repeatedly executed up to hiding a pipe part of the metallic truss material, and a glove connection metal fitting and the wooden cover are fixed by a machine screw. |
