| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a down pipe assembly for draining rain water and a construction method of the same, which is superior in workability at a construction site by simple construction due to simple assembly, has an excellent durability, and can assure a stronger bonding by precise construction. <P>SOLUTION: A down pipe assembly for draining rain water includes: a gutter that is a square pipe body in which inner center is penetrated and that is comprised of a linear recess provided in a longitudinal direction at a front side of an outer peripheral surface, a rail groove provided in the longitudinal direction on both left and right side faces, a fixing groove provided in the longitudinal direction on a rear surface, and a fixing groove for a fixing member provided at an inside corner; a pair of fixing clips; and a fitting tool that is comprised of a square flat plate body provided with a mounting hole for a fixing member at a center and a fitting portion provided on an upper side and a lower side of the flat plate body and to which the pair of the fixing clips is fitted and fixed by a sliding method from right and left sides of the fitting portion. <P>COPYRIGHT: (C)2013,JPO&INPIT |
