| 摘要 |
PROBLEM TO BE SOLVED: To provide a protective cover enabling two stage arrangement of electric wiring and piping materials.SOLUTION: A long-sized protective cover Cis formed of a base Vto be fixed to a wall surface K, and a lid body Lwhich is installed to the base Vand forms a housing space of piping materials P, P' through the installation to the base V. The base Vcomprises a first holding part 53 which holds the piping material Pand a second holding part 55 which receives the piping material P' on the opposite side from the wall surface K relative to the piping material Pheld by the first holding part 53. The first and second holding parts 53, 55 are provided integrally with each other to form a structure enabling two-stage arrangement.SELECTED DRAWING: Figure 10 |
