| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a pipe joint connecting structure which can be configured with an inexpensive material, and further prevent a defective connection. <P>SOLUTION: In the pipe joint connecting structure, a first pipe joint 50 with a high strength material and a second pipe joint 60 with a less strength material than the first pipe fitting 50 are connected. Further, the pipe joint connection structure is configured so that a parallel female screw part 52 of the first pipe fitting 50 and a parallel male screw part 62 of the second pipe fitting 60 are screwed, and sealed via an O ring 64 while a stopper 65 for overtightening prevention is provided at either of the first pipe fitting 50 and the second pipe fitting 60. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
