side-by-side-rotor helicopter
71Miniature UAVs — are UAVs ranging from micro air vehicles (MAVs) that can be carried by an infantryman, to man portable UAVs that can be carried and launched like an infantry anti aircraft missile.MAVs MesicoptersThe notion that small, even very small, UAVs might …
72Miniature UAV — An EMT Aladin of the German Army A miniature UAV or Small UAV (SUAV),[1] is an unmanned aerial vehicle small enough to be man portable. Miniature UAVs range from micro air vehicles (MAVs) that can be carried by an infantryman, to man portable… …
73TH-55 Osage — Infobox Aircraft name = TH 55 Osage Hughes 269 caption = Hughes TH 55 Osage type=Light utility and trainer helicopter manufacturer= Hughes Helicopters designer= first flight= October 1956 introduced= retired= status= primary user= United States… …
74MH-6 Little Bird — Infobox Aircraft name= MH 6/AH 6 Little Bird caption= AH 6 Little Bird helicopter type= Light observation helicopter manufacturer= MD Helicopters designer= first flight= introduced= retired= status= Active service primary user= United States Army …
75Dynamic rollover — A helicopter is susceptible to a lateral rolling tendency, called dynamic rollover, when lifting off the surface. For dynamic rollover to occur, some factor has to first cause the helicopter to roll or pivot around a skid, or landing gear wheel,… …
76McDonnell XV-1 — XV 1 Role Compound helicopter Manufacturer McDonnell Aircraft First flight 14 July 1954 …
77OH-6 Cayuse — Infobox Aircraft name= OH 6 Cayuse/ Loach caption= Right side view of the OH 6 Cayuse helicopter in flight. type= Light observation helicopter manufacturer= Hughes Tool Co. Aircraft Division designer= first flight= 27 February 1963 introduced=… …
78Fairey Rotodyne — infobox Aircraft name = Rotodyne caption = The Fairey Rotodyne prototype XE521 on a test flight type = Compound gyroplane manufacturer = Fairey Aviation designer = first flight = 6 November 1957 introduced = retired = status = Cancelled 1962… …
79Robinson R44 — Infobox Aircraft name= R44 caption=R44 Raven (carburated version) type=Light utility and trainer helicopter manufacturer=Robinson Helicopter Company designer=Frank Robinson first flight=March 31, 1990 introduced=1992 retired= status= primary user …
80Retreating blade stall — is a hazardous flight condition in helicopters and other rotary wing aircraft, where the rotor blade rotating away from the direction of flight stalls. The stall is due to low relative airspeed and/or excessive angle of attack (or AOA).… …
