| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a repairing device capable of lining an inner circumference wall of a branch pipe by repairing member without troubles in relation to repairing devices thrusting the repairing member against the inner circumference wall of the branch pipe branching off a main pipe and lining the inner circumference wall by the repairing member. <P>SOLUTION: This device is provided with a main body part 11 arranged in the main pipe 90 and supplied with pressurized fluid, an advancing part 12 retaining the repairing member 50 on an outer circumference surface 12b, having pressurized fluid supplied to the main body part 11 to advance toward the branch pipe from the main pipe 90 side, and thrusting the repairing member 50 against the inner circumference wall 91a of the branch pipe 91 in the branch pipe 91, and three or more strip bodies 14 of a same length of which each one end 141 is connected to mutually different positions of the advancing part 12, of which another end 142 is connected to one section of the main body part 11 directly or via an intermediate member 15, and supporting the advancing part 12 advancing inside of the branch pipe 91 under a strained condition. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
