| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pipe end structure of a piping material which can facilitate piping installation without using a pipe lead-in device from a small opening installed in a floor, a ceiling, a wall and others to dark narrow spaces such as underfloor, attic and wall internal spaces, while checking a tip position of the piping material and avoiding obstacles; and a piping method using the piping material with the pipe end structure. <P>SOLUTION: A pipe end cap 2a comprising a polyethylene resin including a luminous pigment is mounted on one end of a pipe body in a piping material A, and light is irradiated to the pipe end cap 2a to be in a luminous state so that the pipe end cap 2a can emit light, and the piping material A is introduced to the underfloor space with the pipe end cap 2a at the head through an opening 210 installed in a floor 200, while visually confirming the position of the pipe end cap 2a so that the piping material A is introduced to a target position. <P>COPYRIGHT: (C)2013,JPO&INPIT |
