Models View all Expansion Joint for Crane girders 7 124 0 Bicycle 5 86 1 Balance crane trolley 11 492 0 Wall traveling Crane 1 t. 255 6949 17 Pedestal Crane Roller 8 109 0 Special Jib Crane 500 Kg. 112 2134 4 Tutorials Hoist FEM group 3 2 Work experience Designing office Demag Company agency • February 1990 - present Education Tehran university Bachelor,s, Mechanical engineering