DEVICE FOR ASSEMBLING CRANE Russian patent published in 1994 - IPC

FIELD: material-handling engineering. SUBSTANCE: crane is mounted on wheeled chassis which carries rotatable platform with pivotally connected tower with boom. Tower is coupled by assembling hydraulic cylinder with rotatable platform. Boom has middle and head sections. One end of flexible link is attached to rotatable platform, another end is connected to head section of boom, in this case it is reeved to roller fixed in tower and to roller fastened on end of middle section of boom. End of flexible link is fastened on rotatable platform with the aid of compensator. EFFECT: enhanced operating reliability. 2 cl, 2 dwg