Jib crane

Arm erecting cranes and bridge crane features basically the same. Available in round and over the job site, used for loading and unloading and installation and other outdoor work, portal Metallurgical hoists, floating cranes, derricks, cranes line the walls and deck cranes.
Arm erecting cranes include: hoisting mechanism, luffing mechanism, a rotating mechanism. With the action of these organizations rely on, can in a certain weight lifting and handling cylindrical space. Arm erecting cranes installed in more than other forms of transportation (moving) tool or vehicle, thus constitutes a rotating Wall-traveling Jib Crane boom started running. Such as mobile cranes, truck cranes, tower cranes, gantry cranes, floating cranes, railway cranes.