| 摘要 |
<p>PROBLEM TO BE SOLVED: To improve strength against coming-off of a hose. SOLUTION: By locking a hose nipple 1 and a caulking pipe 3 incapably of axially moving by a first lock means 4, both of these nipple and pipe are axially integrally formed, and after a connecting end part 2a of a hose 2 is interposed between both the nipple and the pipe, by bag-fastening a cylindrical part 3a of the caulking pipe 3 diametrically contracted, an internal peripheral surface 2c of the connecting end part 2a of the hose 2 bites respectively axially incapably of moving relating to an annular recessed part 1a of the hose nipple 1 to integrally form it with the caulking pipe 3.</p> |
