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    related to: sikorsky helicopters
  1. The first helicopter that could be considered successful was the Sikorsky R-4. The prototype was known as the VS-316...

    2 Answers · Cars & Transportation · 10/05/2009

  2. ... Post (9/27?07) had an article about helicopters used for rescue...but other uses? .... 7. The list of things a helicopter can do would be quite long. Transportation...

    2 Answers · Science & Mathematics · 23/08/2008

  3. Yes. the first true production helicopter was the Sikorsky R-4B Hoverfly. It ... course Da Vinci invented the helicopter in 1493!!!

    10 Answers · Politics & Government · 31/08/2006

  4. ... it shakes. A lot. I think you should ask on one of the helicopter forums. You are probably familiar with them. You...

    2 Answers · Cars & Transportation · 21/02/2009

  5. Depend on the helicopter . Most American helicopters (Bell, Sikorsky , McDonnel Dougles, Hughes, etc) the blades turn counter...

    5 Answers · Cars & Transportation · 10/04/2010

  6. The SH-2G Super Seasprite was retired from service with the U.S Navy Reserve in May 2001 but currently remains in active service with the Egyptian Navy, the Polish...

    3 Answers · Cars & Transportation · 13/08/2008

  7. With the exception of the mechanical complexity, a coaxial helicopter is superior to a conventional helicopter in just about every way. Danger...

    2 Answers · Cars & Transportation · 25/11/2010

  8. Russian born Igor Sikorsky began work on helicopters as early as 1910. By 1940, Igor Sikorsky 's successful ...

    5 Answers · Social Science · 27/01/2007

  9. It would not doubt changes things for the wealthy. To the nay sayers, go search the carter copter. Its a helicopter /gyrocopter/fixed wing hybrid that is doing well in testing.

    6 Answers · Cars & Transportation · 28/10/2009

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