| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide piping facilitating positioning of a small diameter pipe with respect to a pipe and capable of preventing a jointing material from being flowed in inside of the pipes at the time of jointing of the both pipes. <P>SOLUTION: This piping is provided with the pipe 110 having a burring 113 formed so as to surround an opening 112 provided on a pipe wall 111 and to project outwardly; the small diameter pipe 120 having, at a tip, a flange part 121 formed so as to expand along the outer face of the pipe wall 111 outside the burring 113, covered with the burring 113 and communicating with the pipe 110 via the opening 112 inside the burring 113; and the joint material for jointing a space between the pipe wall 111 and the flange part 121. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
