| 摘要 |
<p>PROBLEM TO BE SOLVED: To give freedom in a certain degree to orientation of a piping to be connected to a joint basin and to facilitate setting of the joint basin and the piping. SOLUTION: A pipe coupler 1 for a joint basin is furnished with collar parts 4a, 4b to be installed on an opening part of the joint basin 2, an inside cylinder 5 extending in the horizontal direction from an outer peripheral edge of a water passing port 4c of the collar part, a flexible bellows pipe 8 to connect the inside cylinder 5 and a piping 7 to each other and an outside cylinder 6 provided to cover the inside cylinder 5 and the flexible bellows pipe 8. The outside cylinder 6 is formed shorter than a connecting part of the piping 7 and the flexible bellows pipe 8, and an operating port 6a to fasten a fastening band 9 to connect the flexible bellows pipe 8 and the inside cylinder 6 to each other is provided on its lower part peripheral wall.</p> |
