PIPE JOINT FOR INNER SUB-PIPE AND FITTING FOR INNER SUB-PIPE

摘要

PROBLEM TO BE SOLVED: To provide a pipe joint for an inner sub-pipe and a fitting for the inner sub-pipe having excellent earthquake-resistance and maintenance for a manhole without damaging a joint function to the quakes and vibrations of an earthquake or the like.;SOLUTION: The pipe joint 1 for the inner sub-pipe is installed to the upper section of the manhole, has a socket 2 for an inflow pipe 17 at one end section in the horizontal direction and a pipy joint member 6 made of a rubber for a connection to the inner sub-pipe 5 is mounted at the lower end section of a downward pipe section 4 continuing to the socket 2 and being bent in the vertical direction from a pipe section 3 in the horizontal direction.;COPYRIGHT: (C)2004,JPO