| 摘要 |
<p>PROBLEM TO BE SOLVED: To improve the connection strength of a hose comprising a spiral recessed groove on an outer peripheral face, and to connect the hose with a joint with the easy stabilization of the connecting position. SOLUTION: A hose 7 comprises a spiral recessed groove 10 on an outer peripheral face. A joint comprises a nipple part 12, and a sleeve part 13 mounted in a circular recessed part 14 formed in a direction of a point side, of the nipple part 12. The hose 7 is externally fitted to the nipple part 12 through an adhesive agent C. A connection ring 17 is mounted between an outer peripheral face of the hose and an inner peripheral face of the sleeve part. The connection ring 17 is adhered to the inner peripheral face of the sleeve part 13 of the joint 1 in a condition that a projection 19 is screwed in a recessed groove 10.</p> |
