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A knuckle boom crane, also knowns as an articulating boom crane, is a kind of standard crane whose boom articulates at the 'knuckle' near the middle, letting it fold back like a finger. This provides a compact size for storage and manoeuvring.
Replacing an advertising poster in London using an aerial work platform. An aerial work platform (AWP), also an aerial device, aerial lift, boom lift, bucket truck, cherry picker, elevating work platform (EWP), mobile elevating work platform (MEWP), or scissor lift, is a mechanical device used to provide temporary access for people or equipment to inaccessible areas, usually at height.
A loader crane (also called a knuckle-boom crane or articulating crane) is an hydraulically powered articulated arm fitted to a truck or trailer, and is used for loading/unloading the vehicle cargo. The numerous jointed sections can be folded into a small space when the crane is not in use.
Mobile cranes generally operate a boom, from the end of which a hook is suspended by wire rope and sheaves. The wire ropes are operated by whatever prime movers the designers have available, operating through a variety of transmissions. Steam engines, electric motors, and internal combustion engines (IC) have all been used.
The boom attaches to the house and provides the up-and-down movement. It can be one of several different configurations: Most common are mono booms; these have no movement apart from straight up and down. Some others have a knuckle boom which can also move left and right in line with the machine. [clarification needed]
Active heave compensation (AHC) is a technique used on lifting equipment to reduce the influence of waves upon offshore operations. AHC differs from Passive Heave Compensation by having a control system that actively tries to compensate for any movement at a specific point, using power to gain accuracy.
A telescopic handler, also called a lull, telehandler, teleporter, reach forklift, or zoom boom, is a machine widely used in agriculture and industry. It is somewhat like a forklift but has a boom ( telescopic cylinder ), making it more a crane than a forklift, with the increased versatility of a single telescopic boom that can extend forwards ...
She has a 67-foot (20-meter) knuckle boom and a 60-foot (18-meter) telescopic boom. She has a movable A-frame on her starboard side with a maximum safe working load of 2,979 pounds (1,351 kg) and a large movable A-frame aft with a maximum safe working load of 22,000 pounds (10,000 kg) that serves as a stern gantry.
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