| 摘要 |
PROBLEM TO BE SOLVED: To provide a joint hardly damaged even if external force such as torque is applied thereto. SOLUTION: This joint 1 connects the corresponding ends of adjacent long- sized members 5, 6 rotatably to each other. The joint 1 is provided with a first member 2 having a first connection part 2g to which the end of one long- sized member 5 is connected, and a partially spherical receiving recessed part 2c; and a second member 3 having a second connection part 3f to which the end of the other long-sized member 6 is connected, and a partially spherical fitting part 3b rotatably fitted into the receiving recessed part 2c.
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