Gyrodyne

Bell V-280 Valor mockup
Oct 14, 2014 - 10:23 PM
Bell is offering the V-280 Valor tiltrotor while the Boeing-Sikorsky team is pitching the SB-1 Defiant, based on Sikorsky's X2 tech demonstrator.
Jul 26, 2011 - 7:30 AM
Sikorsky’s X2 technology demonstrator, a high-speed semi-compound helicopter, flew for the last time on July 14 at the company’s West Palm Beach, Fla.
Oct 26, 2010 - 1:24 PM
Eurocopter unveiled a ­compound helicopter demonstrator called the X3 (“x cubed”) designed to cruise at 220 knots–about 50 percent faster than today’s medi
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Sep 28, 2010 - 10:52 AM
Eurocopter yesterday unveiled the X3 (“x cube”) demonstrator, a compound helicopter with a 220-knot cruise speed.
Sep 21, 2010 - 9:37 AM
The fact that Sikorsky’s experimental X2 is a compound helicopter will not exclude it from setting an official helicopter speed record, according to Marcel
Mar 30, 2009 - 6:21 AM
Eurocopter is working on a compound helicopter with a single main rotor, a fixed wing with two propellers in puller configuration and no tail rotor, probab
Oct 6, 2008 - 9:57 AM
The Defense Advanced Research Projects Agency (Darpa) is giving Boeing $9 million over the next two years to investigate the feasibility of developing a di
Oct 12, 2007 - 11:02 AM
As the month of May came to a close, a team of Boeing engineers were putting the finishing touches to a one-of-a-kind flying machine at an outpost of that
Jul 25, 2007 - 6:47 AM
Retrofit technology that could turn the Pentagon’s fleet of Black Hawks and other helicopters into 200-knot, high-altitude speedsters, and later be applied