Metal retractable ladder for mobile stages built on hydraulic opening rolling structures (Machine-translation by Google Translate, not legally binding)

摘要

Metal retractable ladder for mobile stages built on hydraulic opening rolling structures, and integrated into the stage structure itself, of those formed by a metal and steel ladder element (2) with a fixed length and an adjustable inclination in degrees, being fixed to a metallic base (1), characterized by being constituted by steps (3) of non-slip sheet with safety lights and extensible handrails (4), having an opening and closing system by means of two hydraulic cylinders (7) that they allow the metallic ladder element (2) to be folded into the hollow (8) existing in the pillars (5) of the mobile stage that is collected and converted into a wall of the trailer or semi-trailer, the staircase being retracted. (Machine-translation by Google Translate, not legally binding)