main rotor blade area
121Mechanical fan — Household electric box fan with a propeller style blade A mechanical fan is a machine used to create flow within a fluid, typically a gas such as air. A fan consists of a rotating arrangement of vanes or blades which act on the air. Usually, it… …
122Westland WAH-64 Apache — infobox Aircraft name = WAH 64 Apache type = Attack helicopter manufacturer = Westland (under licence) caption = An Apache on display at RIAT, RAF Fairford designer = first flight = introduced = January 2001 retired = status = Active service… …
123Avrocar — infobox Aircraft name =VZ 9 AV Avrocar type =experimental proof of concept vehicle manufacturer =Avro Aircraft Ltd. (Canada) caption = The Avrocar S/N 58 7055 (marked AV 7055 ) on its rollout. designer =John Frost first flight =12 November 1959… …
124Fairey FB-1 Gyrodyne — infobox Aircraft name = FB 1 Gyrodyne type = Gyrodyne manufacturer = Fairey caption = The Fairey FB 1 Gyrodyne prototype in test first flight = 4 December 1947 designer= Dr. J.A.J. Bennett introduced = retired = Cancelled 1949 status = primary… …
125Sikorsky X2 — Infobox Aircraft name= X2 Demonstrator caption= Concept of the Sikorsky X2 Demonstrator type= Experimental helicopter manufacturer=Sikorsky Aircraft/Schweizer Aircraft designer= first flight= 27 August 2008Trimble, Stephen.… …
126List of Universal Century technology — This is a list of fictional technology from the Universal Century timeline of the Gundam anime metaseries. Real Life History These technologies first debuted in Gundam Century , written by fans at that time, later endorsed by Sunrise and Bandai,… …
127Bell Boeing V-22 Osprey — V 22 redirects here. For other uses, see V22 (disambiguation). V 22 Osprey …
128flight, history of — ▪ aviation Introduction development of heavier than air flying machines. Important landmarks and events along the way to the invention of the airplane include an understanding of the dynamic reaction of lifting surfaces (or wings), building… …
