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In this image taken in 1944, one of Langley Research Center's Sikorsky YR-4B/HNS-1 helicopters is seen in the 30 × 60 full-scale tunnel. The Sikorsky R-4 is a two-seat helicopter that was designed by Igor Sikorsky with a single, three-bladed main rotor and powered by a radial engine.
Took color images while hovering at its farthest point from takeoff. [24] The Perseverance rover recorded both audio and video of Ingenuity in flight, [26] making the helicopter the first interplanetary vehicle whose sound was recorded off Earth. 5 May 7, 2021 at 19:26 [27] (Sol 76) 108.2 10 m (33 ft) 130.84 m (429.3 ft) 2 m/s (4.5 mph)
The Wingless Electromagnetic Air Vehicle (WEAV) is a heavier-than-air flight system which can self-lift, hover, and fly reliably with no moving components. The Wingless Electromagnetic Air Vehicle ( WEAV ) is a heavier than air flight system developed at the University of Florida , funded by the Air Force Office of Scientific Research .
A V-280 in flight with rotors tilted to hover configuration. The V-280 is designed for a cruising speed of 280 knots (320 mph; 520 km/h), hence the name V-280. It has a top speed of 300 knots (345 mph; 556 km/h), a range of 2,100 nautical miles (2,400 mi; 3,900 km), and an effective combat range of 500 to 800 nmi (580 to 920 mi; 930 to 1,480 km).
It was used extensively in the Vietnam war, and was an important Search and rescue helicopter. It was also used to fight fires and for utility operations. The early radial engine-powered models gave way to turbine-powered ones. It was also sold on the civilian market, and at least one warbird models are in flying condition in the 21st century.
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 flight was carrying 60 passengers and four crew members, while three soldiers were aboard the helicopter Image credits: Andrew Harnik/Getty Images At least 18 bodies have been recovered from ...
In December 2006, Columbia Helicopters purchased the type certificate of the Model 107 from Boeing, with the aim of eventually producing new-build aircraft themselves. [48] In 2023, Columbia Helicopters began a program of purchasing older Model 107-II and CH-46E airframes, and refurbishing them into Model 107-IIs for sale.