| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a flanged pipe connection structure attained in tight connection without using a packing. <P>SOLUTION: A pipe connection structure has a first flanged pipe (10) and a second flanged pipe (12). A portion extended forward from an annular front end face (66) of a conical surface (60) of a flange member (50) of the second flanged pipe (12) enters a conical portion (34) of the first flanged pipe (10), and the whole circular front edge (76) of the second flanged pipe abuts on the inner surface of the conical portion (34). The respective flanged pipes are formed by fitting the flange members (18, 52) to tubular members (20, 52). <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
