| 摘要 |
PROBLEM TO BE SOLVED: To provide a multiple pipe joint that is easily manufactured and can be made compact and light.SOLUTION: A double pipe joint 1 is a multiple pipe joint for coupling a multiple pipe having an inner pipe and an outer pipe in which the inner pipe is housed. The double pipe joint comprises: an inner pipe joint part 2 connected to the inner pipe; an outer pipe joint part 3 connected to the outer pipe; and a joint support part 4 supporting the inner pipe joint part 2 while it is housed in a pipe interior space 8 of the outer pipe joint part 3. The inner pipe joint part 2, the outer pipe joint part 3, and the joint support part 4 are integrally molded by resin, and the joint support part 4 is provide at a deeper position than a stopper part 2f of the inner pipe joint part 2. |
