| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a loose flange type pipe coupling capable of being assembled safely and easily which is stable in quality. <P>SOLUTION: A first pipe part 31 of a coupling main body 30 having a first fix flange part 32 is inserted to a through hole 21 of the loose flange part 20. A first threaded part 33 is formed at an end of a fist pipe 31. As a second threaded part 44 of a tip end part of a second pipe part 42 provided to a second fix flange part 40 is fixed to the first threaded part 33, the loose flange type pipe coupling 10 of which loose flange part 20 is capable of rotating and moving on the first pipe part 31 is formed. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
