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The helicopter lifts vertically from an extract zone until the rope and personnel are clear of obstructions, then proceeds in forward flight to a secure insert zone. The rope and personnel are treated as an external load and airspeeds, altitudes, and oscillations must be monitored.
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 ...
The Kaman HH-43 Huskie is a helicopter developed and produced by the American rotorcraft manufacturer Kaman Aircraft. [2] It is perhaps most distinctive for its use of twin intermeshing rotors, having been largely designed by the German aeronautical engineer Anton Flettner.
By regulation, air carriers, operations personnel, and essential aircrew conducting Class D operations are required to be extensively trained. There must also be a memorandum of understanding between the tasking agency and the air operator in order to ensure a good working relationship. [ 1 ]
The Sikorsky MH-60/HH-60 Pave Hawk is a four-blade, twin-engine, medium-lift utility military helicopter manufactured by Sikorsky Aircraft.The HH-60 Pave Hawk and its successor the HH-60W Jolly Green II are combat rescue helicopters, though in practice they often serve humanitarian and peacetime disaster rescue.
The Bell UH-1N Twin Huey is a medium military helicopter designed and produced by the American aerospace manufacturer Bell Helicopter. It is a member of the extensive Huey family , the initial version was the CUH-1N Twin Huey (later CH-135 Twin Huey ), which was first ordered by the Canadian Forces in 1968.
Chosen to replace the HH-3F Pelican, the MH-60T is a member of the Sikorsky S-70 family of helicopters and is based on the U.S. Navy's SH-60 Seahawk helicopter, [1] itself based on the U.S. Army's UH-60 Black Hawk helicopter. Development began in September 1986, first flight was achieved on 8 August 1989, and the first HH-60J entered USCG ...
The Bell 204 and 205 are the civilian versions of the UH-1 Iroquois single-engine military helicopter of the Huey family of helicopters. They are type-certificated in the transport category and are used in a wide variety of applications, including crop dusting, cargo lifting, Forestry Operations, and aerial firefighting.