Trapeziodal screw 12m long
in the rocket Ariane 5 assembly

• 59m height
• Body diam 5,9 m
• 777 tons weight
• 3 platforms for Ariane 5 assembly
• Each platform lifts 50 tons
     linear speed = 0,05 mm/min
     stroke length = 11m

• MA350 Mod.A
• Acme screw Tr 100 x16
     12 m long
• Hardended and ground worm gear
• Trunnion mounting to allow a
     single degree of freedom
• Safety nut