COLLAPSIBLE PLATFORM Russian patent published in 2011 - IPC E04G1/34 

FIELD: construction.

SUBSTANCE: collapsible working platform comprises a working platform and the first and the second support in the form of a staircase made with the possibility of telescopic folding, where supports are hingedly connected by one end with the working platform, each to one of the ends of the working platform, besides, each of the supports in the form of a staircase comprises several stair sections, at the same time each section comprises stair stands, arranged in parallel to each other and connected to each other at one end with a step, to form a U-shaped stair section, besides, each stair section is telescopically inserted into the lower stair section to form a stair part, made with the possibility of folding, comprising at least two stair sections. The working platform comprises two parts of the platform hingedly connected one to the other at one end and connected with supports in the form of staircases at the other end accordingly. Besides, two parts of the platform are collapsible so that parts of the platform are installed in parallel in a folded position. Besides, the hinged joint between the supports in the form of staircases and parts of the platform comprises a facility to prevent a spontaneous folding of supports in the form of staircases that are in unfolded position.

EFFECT: increased strength of a staircase when folded, ease of assembly, compactness in folded condition.

14 cl, 10 dwg