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Showing results for tags 'Vertifan'.
During the 1960s, both the USSR and NATO countries had many programs for the development of VTOL aircraft. Most of these never reach flying status, though a few did fly at least in prototype form. One of these was the Ryan XV-5 Vertifan. http://modelingmadness.com/scott/korean/xv5photoa.jpg Development of the XV-5 began on November 10, 1961, when the US Army issued a contract for the development of an aircraft using the lift-fan propulsion system. Primary contractors were General Electric and Ryan Aeronautics. The lift-fan system was quite different from other VTOL systems of the tim