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It is the use of spreaders (long treads that extend well past the vertical ropes) in a pilot ladder that distinguishes it from a Jacob's ladder. When not being used, the ladder is stowed away, usually rolled up, rather than left hanging. On late 19th-century warships, this kind of ladder would replace the normal fixed ladders on deck during battle.
Helicopter Rope Suspension Technique (HRST) is a military term for techniques and methods of rappelling, fast roping, Special Patrol Insertion/Extraction (SPIE) and Jacob's Ladder operations. Helicopter Rope Suspension was developed as a means to insert and/or extract, by helicopter, ground forces (primarily reconnaissance teams) into or from ...
John Morris and Sons' first motor driven "first-aid motor fire engine" was built in 1905 for Cape Town's Metropolitan Fire Service. [7] It was fitted with a 30–40 h.p. Belsize engine and provided accommodation for six firemen. [8] The first motor-driven fire-pump built by John Morris and Sons was for the Bury Town Council.
Extension ladder A 20–60-foot ladder with one or more movable sections that extend beyond a base section, generally using a halyard rope and pulley mechanism for lifting and locking cams to latch the moving sections at a selected height. Extinguisher
Generally, the SPIE rope is lowered into the pickup area from a hovering helicopter. Patrol personnel, each wearing a harness with an attached carabiner, hook up to a D-ring inserted in the SPIE rope. A second safety line is attached to a second D-ring located above the first.
Armed only with handmade rope ladders and long sticks called tangos, they risk life to collect precious honeycomb. Image credits: Siena International Photo Awards
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