TENSILE TELESCOPIC OPENING
metal structure built in hot galvanized steel in accordance with applicable Italian regulations (UNI 5744/66) that does not require maintenance. Composed of lattice arches of semicircular shape, interconnected by spacers trucks and bracing.
The telescopic opening of the structure takes place through the superposition of the two movable central bodies on the two front heads thus leaving discovery-half cover in length.
The moving parts are mounted on steel wheels with ball bearings sealed and run on a track while the fixed parts are fixed to the ground by means of brackets hinge.
Electrification of the opening and closing movements by means of two electrical equipments, full of four motors each, 0.75 HP and a control panel to dead man, in accordance with the Italian rules.