| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a joint by which a fit state with respect to a pillar can be tight or relatively loose.SOLUTION: A block joint comprises: a first holding part 11 which holds an outer peripheral surface of a pillar by a pillar hole 10 penetrating in a vertical direction; an aperture 12 which is opened over a full length of the pillar hole 10 in the vertical direction, and allows the first holding part 11 to attach/detach to/from the pillar; an insertion hole 20 which is opened toward the top face side and extended downward, and into/from which an end part of the wire member is inserted/extracted from above; a joint body 1A which includes a communication hole 50 communicating the pillar hole 10 with the insertion hole 20; and a movable member which is movably arranged in the communication hole 50, of which an outside edge part 63 protrudes toward the insertion hole 20 when the pillar penetrates the pillar hole 10, and of which an inside edge part 62 protrudes toward the pillar hole 10 when the end part of the wire member is inserted into the insertion hole 20.</p> |
