| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a pipe joint capable of preventing the generation of crack without increasing the manufacturing cost. <P>SOLUTION: This pipe joint 1 is formed of a flange member 20, which has a nearly plate shape and which is formed with a pipe insert hole 21 formed from a surface to a back surface and an annular projecting part 22 formed in a peripheral edge of the pipe insert hole 21 in the surface 20a, a pipe 10 inserted from the back surface 20b of the flange part 20 and having a projecting part 11 projected from the annular projecting part 22, a boss ring 13, which has a nearly cylindrical shape and which is fixed by caulking to the projecting part 11 projected from the annular projecting part 22 of the pipe 10, and a seal material 14 installed between the annular projecting part 22 provided in the periphery of the pipe 10 and the boss ring 13. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
