| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To efficiently install a hose for the injection of a filling material for an underground embedded pipe into a cavity of an existing embedded pipe. <P>SOLUTION: The installation method of the hose for the injection of the filling material into the existing embedded pipe has a step for installing a support in the cavity of the embedded pipe or the like, a step for communicating the outside of the cavity with the support with a wire or the like through a pulley by fixing the pulley to the support, a step for coupling the hose for injection of the filling material with one end of the wire extended outside the cavity, and a step for laying the hose for injection of the filling material between the support in the cavity and the outside of the cavity by pulling the other end of the wire extended in the cavity. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
