| 摘要 |
PROBLEM TO BE SOLVED: To provide a built-up leg opening stabilizer for a stepladder and a ladder, which enables the stepladder and the ladder to be rapidly placed without a rattle on rough terrain with unevenness and a slope.SOLUTION: A stepladder body 1 is provided with a horizontal shaft 3. Opened legs 2 are fixed to a side surface of the stepladder body 1 and both ends of the horizontal shaft 3. One stepladder grounding part is configured as one telescopic and reversible leg 16. A stepladder with three wide legs is configured by the opened legs 2 and 2 on one side. A built-up leg opening stabilizer has an uppermost part provided with a detachable safety frame 14. |
