COMMON CABLE DUCT

摘要

PURPOSE: To obtain a small-sized common cable duct convenient for transportation and stocking and excellent in strength and bendability. CONSTITUTION: The metal outer pipe 20 of a common cable duct 10 comprises a removable upper wall part 24 and a guide member 28 fixed to the side wall part 26 in order to guide the mounting/demounting of the upper wall part 24. The outer pipe 20 is provided, at the opposite ends in the longitudinal direction, with flange parts 40 for interconnecting the outer pipes at the end parts thereof in the longitudinal direction and bolt holes 42 are made in the flange part 40.