METHOD FOR FITTING LID BODY INTO PIPE LINING MEMBER, AND DEVICE FOR ENLARGING OPENING OF PIPE LINING MEMBER USED IN THE METHOD

摘要

PROBLEM TO BE SOLVED: To provide a method for fitting a lid body to a pipe lining member that can ease workers' load in work to fit the lid body to the pipe ining material.;SOLUTION: In the method for fitting a lid body 4, the lid body 4 is fitted to the opening of the pipe lining member 1 made of a flexible tube. An expansion body 51 is inserted into the pipe lining member 1 through the opening, and the expansion body 51 is expanded by injecting fluid into the expansion body 51 to enlarge the opening of the pipe lining member 1. After the lid body 4 is fitted to the opening, the expansion body 51 is shrunk by discharging the fluid in the expansion body 51, and the expansion body 51 is taken out of the pipe lining member 1.;COPYRIGHT: (C)2013,JPO&INPIT