Gnarly Gnu Posted June 11, 2014 Posted June 11, 2014 "At a secret facility, aerospace engineers are plotting to end the helicopter as we know it, and devising new rotorcraft to replace it." 3 1
Zibi Posted June 13, 2014 Posted June 13, 2014 Well, there's not much new about the coaxial dual rotor concept. Russians have been doing it for years already: http://en.wikipedia.org/wiki/Kamov_Ka-50 1 1
skeptic36 Posted June 13, 2014 Posted June 13, 2014 Love the name of the guy from Bell , Keith Flail 2
eightyknots Posted June 13, 2014 Posted June 13, 2014 Love the name of the guy from Bell , Keith Flail Just like the aviation pioneers. After many failed attempts Wilbur and Orville got it Wright and managed to get a powered aircraft into a controlled flight.
bexrbetter Posted June 13, 2014 Posted June 13, 2014 Just like the aviation pioneers. After many failed attempts Wilbur and Orville got it Wright and managed to get a powered aircraft into a controlled flight. Now that the Chinese are getting into aviation and knowing some of their poor track records for some products, I wonder if it's going to take 2 Wongs to make a Wright? 3
Gnarly Gnu Posted October 4, 2014 Author Posted October 4, 2014 "Sikorsky unveiled the S-97 Raider yesterday, which will be capable of hitting speeds of up to 270 mph. The Raider is different from other choppers in that it has two rotor blades on top, both spinning in opposite directions to ensure it doesn’t spin the chopper out of control. The model also has a propeller on the back which increases its speed. The fastest helicopter that exists today is the Lynx with a recorded speed of 248 mph. The Eurocopter X3 design would be capable of reaching 293 mph, but production of that design is years away." https://www.youtube.com/watch?v=vfggwmhcvC0
facthunter Posted October 5, 2014 Posted October 5, 2014 A high speed helicopter is an anachronism. ?? the speed variation repeated rapidly in the rotors is a giant challenge. How do you autorotate with very light rotors, particularly flare it ?. Nev
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