| 摘要 |
PROBLEM TO BE SOLVED: To provide a joining tool capable of strong joining by a simple construction method, eliminating slipping-out of the joining tool, remarkably improving workability, improving productivity of a building, preventing the occurrence of instantaneous breakdown by an earthquake, and remarkably superior in a disaster preventive effect. SOLUTION: This joining tool 1 comprises a bar-shaped member 2, 1 to 2 inferior arc-shaped projecting wall parts 8 continuously connected to a lengthwise directional one end part of the bar-shaped member 2, a hollow part 3 formed up to the other end part from one end part of the bar-shaped member 2, a fixing member installing hole part 4 formed in the projecting wall parts 8, and a hollow branch pipe 12 fixed to or detachably engaged with an opening part of the hollow part 3 of the other end part of the bar-shaped member 2.
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