A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
TELESCOPING LADDER
A foldable ladder has a first ladder portion and a second ladder portion hingedly attached to the first ladder portion by a pair of hinge mechanisms. Each hinge mechanism adapted to lock the first and second ladder portions such that the first ladder portion and the second ladder portion form an angle therebetween. The hinge mechanism has a shifting mechanism and a ladder angle selector coupled thereto to allow manual selection of the angle between the first and second ladder portions, and a locking pin to lock the first and second ladder portions at an angular position.
TELESCOPING LADDER
A foldable ladder has a first ladder portion and a second ladder portion hingedly attached to the first ladder portion by a pair of hinge mechanisms. Each hinge mechanism adapted to lock the first and second ladder portions such that the first ladder portion and the second ladder portion form an angle therebetween. The hinge mechanism has a shifting mechanism and a ladder angle selector coupled thereto to allow manual selection of the angle between the first and second ladder portions, and a locking pin to lock the first and second ladder portions at an angular position.
TELESCOPING LADDER
TELESKOPLEITER
LESCOPIQUE"
KIEFFER MITCHELL I (author) / CALDWELL ALLEN A (author) / SCHLUETER NATHAN L (author)
2023-11-08
Patent
Electronic Resource
English
IPC:
E06C
LADDERS
,
Leitern