Folding ladder

• Main Authors: WANG LI, YUE LING, XU KEXIN, GUO GUANGCHENG, MA CAN, YAN DAZHI, ZONG HUIFANG, WANG ZHENGBO, LIANG MENG, ZHU WEIWEI, LI QUANJIAN, WANG YIFAN, MA PING, LIANG BO, YANG BIN, LI QIANG, MA ZHAOGUO, MIAO WEI, LIU ZHENHU, LI ZHENGGANG
• Format: Patent
• Language: Chinese; English
• Published: 18.12.2018
• Subjects: DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; FIXED CONSTRUCTIONS; LADDERS

The invention relates to a folding ladder. A support rod body is a hollow square tube structure, the upper end and the lower end of the support rod body are respectively provided with long slots, theleft surface and the right surface of the hollow square tube structure are alternately provided with pedals groove at intervals, pedals are mounted in the pedal grooves, the lower end parts of the pedals are hinged to a front plate and a rear plate of the support rod body through a damping rotating shaft, a protruding handle is arranged at the outer side of the upper end of every pedal, every endpart member comprises a rubber foot pad and a connecting slide block, the connecting slide blocks are embedded in the long slots, every slide block is provided with a strip-shaped shaft hole, a pin groove and an elastic locking component, the strip-shaped shaft holes are in fit with end part rotating shafts at one end parts of the long slots, the elastic locking components are locked and fixed tospherical grooves in the in