Gantry port fixed rack-luffing crane luffing harbor is a kind of elevator equipment installed in a fixed base. This type has a single port crane jib luffing. Using wheel compensation, freight may cause horizontal displacement.
The port travelling rack-luffing crane is designed for the handling of bulk materials and general cargoes from vessel alongside sea and river ports, storage yards and stations. The crane can be fitted with either hook or grab. It can also handle container
Port travelling wire-luffing crane is a multi-purpose boom type crane single-arm widely used for ship loading and unloading operations on the front of the dock. It is installed on the laid track and the whole machine moves.
Port fixed four link type level luffing crane is an common type portal crane, which is widely used in loading and unloading bulk cargo (like coal, ore) in wharf, steel plant and ship yard as well.