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The 2 + 1 ⁄ 2-inch-bore (64 mm) gun became the standard line-throwing gun and came to be known as the Lyle gun. [13] [14] In 1855, the Boxer rocket was developed, a two-stage rocket used in rescue line applications until World War II. [citation needed]
[1] [2] Guide lines are also useful in the event of silt out. [3] A cave diver running a distance line into the overhead environment to facilitate a safe exit. Distance lines are wound on to a spool or a reel for storage, and are laid in situ by unrolling. [4] The length of the distance line used is dependent on the plan for the dive.
Steel wire reel in Muurame, Central Finland Cable reels in Muurame, Central Finland RG-59 cable reel Shipping Roll trailer carrying cable reels Retractable cable reel. A cable reel is a round, drum-shaped object such as a spool used to carry various types of electrical wires. [1]
In offshore applications, huge lengths of rope are often housed on drums. The anchor winches on Saipem's Semac 1 pipe laying barge, for example, each hold 2,800 metres of 76mm (3 inch) diameter wire rope in 14 layers. Saipem's Castorone, the world's largest pipe laying vessel uses a wire rope that is 3,850m long and 152mm in diameter. It weighs ...
Winders have a center roll (a bobbin, spool, reel, belt-winding shell, etc.) on which the material is wound up. Often there are metal bars that travel through the center of the roll and are shaped according to their intended purpose. A circular bar facilitates greater speed, while a square bar provides a greater potential for torque.
Ropework or marlinespike seamanship are umbrella terms for a skillset spanning the use, maintenance, and repair of rope. Ropework is used by seafarers, climbers and military personnel. [1] Included are tying knots, splicing, making lashings, whippings, and proper use and storage of rope.
Inside the transducer's housing, a stainless steel cable is wound on a precisely machined constant diameter cylindrical spool that turns as the measuring cable reels and unreels. To maintain cable tension, a torsion spring is coupled to the spool. The spool is coupled to the shaft of a rotational sensor (a potentiometer or rotary encoder). As ...
Lyle gun Lyle gun being fired. A Lyle gun was a line thrower powered by a short-barrelled cannon.It was invented by Captain David A. Lyle, US Army, a graduate of West Point and the Massachusetts Institute of Technology, and was used from the late 19th century to 1952, when it was replaced by rockets for throwing lines.