| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a joint for a resin pipe of block divided structure, provided with an identification display capable of identifying parts correctly even at its manufacturing step (in particular, a step in which the joint parts are assembled into a connecting cylinder part), and to provide an identification display capable of preventing any erroneous arrangement of blocks at the plastic injection molding step, when the blocks are replaced and arranged in accordance with a form of the joint to be manufactured.SOLUTION: This invention relates to a joint for a resin pipe, characterized in that a barrel 3 for joint is provided with a connecting cylinder 2 inserted into an inner diameter part of a resin pipe to constitute a resin joint base member, an inner circumference of a flow passage at the end part of the connecting cylinder 2 is expanded to form a flow passage expanded diameter part 12, and the flow passage expanded diameter part 12 is provided with a protrusion part 11 for identifying a resin pipe.</p> |
