FOOTHOLD USED COMPBINEDLY FOR HOLDING OPTICAL FIBER CABLE

摘要: PROBLEM TO BE SOLVED: To improve functions by inserting and holding a cover preventing optical fiber cables from breaking, in which the are housed, into slot of holder provided at specified position foothold tool. SOLUTION: Cover holders 11 breaking inside corners between part 2 side parts 3 14 is formed nearly central 11. A 13 cylindrical pipe with oblong section to prevent therein. When executing it, 12 housed upper stage lower inserted slots plurality footholds 1 fitted manhole wall 9 for instance, connected lighting apparatus, relay instruments, or like installed middle landing like. In this time, end cap attached one both ends so that does not get out 14. way, can be used without troubles securely held protected further, easily formed.