Review of various means of producing vertical takeoff and advantages and disadvantages of each type as follows -- simple and compound helicopter, propeller driven VTOL aircraft, deflected slipstream aircraft, propeller or wing/propeller tilt aircraft, and lifting fan and lifting engine aircraft; aspects which have profound effect upon layout of schemes and their usefulness under certain conditions are ground effect, noise generated, and ground erosion produced by downward pointing jets; general requirements.
VTOL aircraft -- Survey of some of their characteristics with special reference to civil use
Roy Aeronautical Soc -- J
Royal Aeronautical Society -- Journal ; 67 , n 631
1963
8 pages
Aufsatz (Zeitschrift)
Englisch
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