Results 211 to 220 of about 14,828 (260)

Autonomous helicopters

Communications of the ACM, 2009
Researchers are improving unmanned helicopters' capabilities to address regulatory requirements and commercial uses.
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Helicopters

2005
First envisioned by Leonardo da Vinci and first deployed in World War II, the helicopter is now a universal icon of modern warfare, a key component of combat planning around the world, and one of the military's most versatile and effective tools. Helicopters: An Illustrated History of Their Impactcovers the development of helicopters from a ...
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Helicopters

Journal of the Royal Society of Medicine, 1992
A, Wilson, F, Cross
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Helicopters

Aeronautical journal (London, England : 1897), 1922
SummaryThe present article is an account of some calculations on helicopters.Airscrews have been calculated for different conditions according to two theories: (1) the multiplane interference theory; (2) Glauert's vortex theor). According to both there should be no difficulty in designing a screw to give a good lift at a reasonable rate of climb, and ...
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Model-based real-time robust controller for a small helicopter

Mechanical Systems and Signal Processing, 2021
Sebastian Scherer, Miaolei He, Jilin He   +2 more
exaly  

The Helicopter as an Ambulance

Journal of The Royal Naval Medical Service, 1956
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Helicopters before Helicopters (review)

Technology and Culture, 2000
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Defibrillation in helicopters

Annals of Emergency Medicine, 1983
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Helicopter utilization

Medical Journal of Australia, 1983
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Helicopters

2021
M.A. Nixon, Joseph Michaels
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