| 摘要 |
A piping joint of the present invention includes: a joint body comprising a plurality of pipe connection sections of the same shape; a cylindrical first connection module that has an external shape which allows the module to be inserted and held in the pipe connection sections having a cylindrical shape, and that has an internal shape which allows a first pipe to be inserted therein, and the first connection module holds the inserted first pipe; and a cylindrical second connection module that has an external shape which allows the module to be inserted and held in the pipe connection sections, and that has an internal shape which allows a second pipe with a smaller pipe diameter than the first pipe to be inserted therein, and the second connection module holds the inserted second pipe. |
