A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
FOLDING STAIR HANDLE FOR THE SOCIALLY DISADVANTAGED
The present invention relates to a folding stair handle for the socially disadvantaged, in more detail, a folding stair handle for the socially disadvantaged that includes: a first link assembly installed at a ceiling, under which stairs are positioned, and rotating; a second link assembly spaced apart from the first link assembly in correspondence to the length of the stairs, formed longer than the first link assembly, and rotating; a handle assembly having a first side connected to the first link assembly and a second side connected to the second link assembly, and being folded toward the ceiling or being unfolded toward the stairs in correspondence to rotation of the first link assembly and the second link assembly; and hydraulic pumps connected to first sides of the first link assembly and the second link assembly, respectively, and controlling the first link assembly and the second link assembly.
FOLDING STAIR HANDLE FOR THE SOCIALLY DISADVANTAGED
The present invention relates to a folding stair handle for the socially disadvantaged, in more detail, a folding stair handle for the socially disadvantaged that includes: a first link assembly installed at a ceiling, under which stairs are positioned, and rotating; a second link assembly spaced apart from the first link assembly in correspondence to the length of the stairs, formed longer than the first link assembly, and rotating; a handle assembly having a first side connected to the first link assembly and a second side connected to the second link assembly, and being folded toward the ceiling or being unfolded toward the stairs in correspondence to rotation of the first link assembly and the second link assembly; and hydraulic pumps connected to first sides of the first link assembly and the second link assembly, respectively, and controlling the first link assembly and the second link assembly.
FOLDING STAIR HANDLE FOR THE SOCIALLY DISADVANTAGED
KANG JUN SEO (author) / KANG HYEON SEO (author)
2024-02-08
Patent
Electronic Resource
English
IPC:
E04F
FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
,
Ausbau von Bauwerken, z.B. Treppen, Fußböden
Eco-friendly walking mats for the socially disadvantaged
| European Patent Office | 2022