| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To improve workability of a fastening device of a hose band in a joint device which consists of a hard pipe 1, a hose 2 and a hose band 5, integrally contains a ring-like projecting part 4 extending in a circumferential direction on an outer circumference of the tip of the hard pipe, fits the hose to the hard pipe while expanding the inside diameter of the hose against elasticity, and fastens a part of the hose which is fitted to the hard pipe by the hose band. <P>SOLUTION: A part on an outer peripheral surface of the hose 2 which corresponds to a ring-like projecting part 4 in the hard pipe 1 is integrally provided with a protruding part 6 so formed as to prevent the hose band 5 from running over the part. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
