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Rigging comes from rig, to set up or prepare. Rigging is the equipment such as wire rope, turnbuckles, clevis, jacks used with cranes and other lifting equipment [1] in material handling and structure relocation. Rigging systems commonly include shackles, master links and slings, and lifting bags in underwater lifting.
The "barrel hitch" and "barrel sling", named for their use in hoisting cargo aboard ships, are two simple yet effective ways to suspend an object. The barrel sling lays the barrel on its side, while the barrel hitch keeps it vertical. They work by forming a "sling" around the object, which supports it from either side and underneath.
Rigging comprises the system of ropes, cables and chains, which support and control a sailing ship or sail boat's masts and sails. Standing rigging is the fixed rigging that supports masts including shrouds and stays. Running rigging is rigging which adjusts the position of the vessel's sails and spars including halyards, braces, sheets and ...
In this way the derrick can reach a vertical position. A bullrope pulls the derrick to the other side until the weight of the cargo tips the derrick over, so that the span tackles now have the weight on the other side. The union table is fixed again and the derrick can start work on the other side. There are also Stülcken with single-pendulum ...
Hoist atop an elevator. A hoist is a device used for lifting or lowering a load by means of a drum or lift-wheel around which rope or chain wraps. It may be manually operated, electrically or pneumatically driven and may use chain, fiber or wire rope as its lifting medium.
Working steps Serving in action The standing rigging belonging to this yard (such as the black-coated lift ending at the right edge of the picture) is wormed, parcelled and served, and painted, as described below. To worm, parcel and serve a line is to apply a multi-layered protection against chafe and deterioration to standing rigging. It is a ...
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The name figure-of-eight knot appears in Lever's Sheet Anchor; or, a Key to Rigging (London, 1808). The word "of" is nowadays usually omitted. The word "of" is nowadays usually omitted. The knot is the sailor's common single-strand stopper knot and is tied in the ends of tackle falls and running rigging, unless the latter is fitted with monkey ...