| 摘要 |
A pipe joint 1 comprises a first joint member 2 of synthetic resin having an annular recessed portion 7 in an end face thereof, and a second joint member 3 of synthetic resin having an annular ridge 8 on an end face thereof. The ridge 8 is fitted in the opening of the recessed portion 7 , with a synthetic resin gasket 4 fitted in the recessed portion 7 . When the pipe joint 1 is properly tightened up, the outer surface of the ridge 8 of the second joint member 3 is pressed against the inner surface of the recessed portion 7 of the first joint member 2 with the gasket 4 interposed therebetween in intimate contact the surfaces approximately over the entire areas thereof, a portion 2 d of the end face of the first joint member 2 positioned radially inwardly of the recessed portion is then in intimate contact with a portion 3 d of the end face of the second joint member 3 positioned radially inwardly of the ridge approximately over the entire surface areas thereof, a portion 2 e of the end face of the first joint member 2 positioned radially outwardly of the recessed portion is then in intimate contact with a portion 3 e of the end face of the second joint member 3 positioned radially outwardly of the ridge approximately over the entire surface areas thereof. |
