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2. Jib (crane) - Wikipedia

   en.wikipedia.org/wiki/Jib_(crane)

   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]

3. Overhead crane - Wikipedia

   en.wikipedia.org/wiki/Overhead_crane

   An overhead crane, featuring runways, bridge, and hoist in a traditional industrial environment. Overhead crane at the Skanska precast concrete factory in Hjärup, Sweden. Gantry-style overhead cranes of the Hainaut quarry in Soignies, Belgium. An overhead crane, commonly called a bridge crane, is a type of crane found in

4. Crane (machine) - Wikipedia

   en.wikipedia.org/wiki/Crane_(machine)

   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 ...

5. Level luffing crane - Wikipedia

   en.wikipedia.org/wiki/Level_luffing_crane

   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.

6. 'Largest floating crane' at Baltimore bridge site isn't the ...

   www.aol.com/largest-floating-crane-baltimore...

   The Port of Baltimore shared an image of the crane barge, Donjon's Chesapeake 1000, which ABC News reported was onsite Friday morning at the site of the Francis Scott Key Bridge. The span ...

7. Material-handling equipment - Wikipedia

   en.wikipedia.org/wiki/Material-handling_equipment

   Most cranes utilize trolley-and-tracks for horizontal movement and hoists for vertical movement, although manipulators can be used if precise positioning of the load is required. The most common cranes include the jib, bridge, gantry, and stacker cranes.

8. Gantry crane - Wikipedia

   en.wikipedia.org/wiki/Gantry_crane

   Side-view of Super-PostPanamax portainer crane at the APM Terminal in the Port of Rotterdam. A gantry crane is a crane built atop a gantry, which is a structure used to straddle an object or workspace. They can range from enormous "full" gantry cranes, capable of lifting some of the heaviest loads in the world, to small shop cranes, used for ...

9. Here’s how crews will remove up to 4,000 tons of debris to ...

   www.aol.com/massive-effort-clear-baltimore...

   The largest crane on the East Coast will soon try to lift the treacherous, colossal wreckage that has hampered search crews from finding victims of this week’s catastrophic Baltimore bridge ...