Winch Facts
1.Cable winch are a mechanical device and are used to wind up a rope or wire rope, also called cable.
2.In its earliest form it consisted of a spool and attached crank.
3.The spool, rather like the spool on a fishing rod, can also be called the winch drum.
4.More modern designs have gear assemblies and can be powered by electricity, hydraulic, pneumatic or internal combustion drives.
5.Some may include a mechanical brake or ratchet that prevents it from unwinding.
6.Besides industrial applications e.g. in cranes, winches are used for towing cars, boats, or gliders.
7.There are several winches on almost every boat or ship where they are used to pull anchor or mooring lines.
8.The rope is usually stored on the winch, but a similar machine that does not store the rope is called a capstan.
9.When trimming a line on a sailboat or small aircraft, the crew member turns the winch handle to maintain tension on the turns.
10.Self-tailing winches winches have a stripper or cleat to maintain tension.
11.Winches can be used backstage at theatres and the like to move scenery.
12.Winches are often used on the stage floor to move large set pieces on and off quickly.
13.The largest winch in the world is on the Balder Bridge. Used as a Mooring Line Winch with a diameter of 10.5m and a Safe Working Load of 275 MT.
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