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A level-luffing crane is a crane mechanism where the hook remains at the same level while luffing: moving the jib up and down, so as to move the hook inwards and outwards relative to the base. [ 1 ] Usually the description is only applied to those with a luffing jib that have some additional mechanism applied to keep the hook level when luffing.
This specific example uses a level luffing mechanism to maintain the load at approximately the same vertical height as the jib moves through its range of travel. A jib or jib arm is the horizontal or near-horizontal beam used in many types of crane to support the load clear of the main support. [1] [2] An archaic spelling is gib. [3]
The "hammerhead", or giant cantilever, crane is a fixed-jib crane consisting of a steel-braced tower on which revolves a large, horizontal, double cantilever; the forward part of this cantilever or jib carries the lifting trolley, the jib is extended backwards in order to form a support for the machinery and counterbalancing weight. In addition ...
Kion Group AG (styled as KION Group) is a German multinational manufacturer of materials handling equipment, with its headquarters in Frankfurt, Hesse, Germany. [3] Its principal products are intralogistics, warehouse automation equipment, and industrial (forklift) trucks. [4]
Heikki H. Herlin took over as Kone’s president in 1932. Kone’s first foreign subsidiary, AB Kone Hissar of Sweden, was established in 1957. After World War II, Kone was called upon by the Finnish government to contribute elevators, electric hoists, and cranes to the war reparations being paid to the Soviet Union. This program forced Kone to ...
In 1881, Stothert and Pitt constructed a horizontal jib crane for Sir John Coode's harbour building work on the Kowie River at Port Alfred in South Africa. [6] This was a rail-mounted steam crane, with a fixed horizontal jib carrying a movable trolley or 'crab'. The crane, including the steam plant, could slew on a central king post bearing ...