Performance of Leonides powered prototype Fairey Gyrodyne which established British national speed record; characteristic feature of design is to put only enough power into rotor for sustentation and to rely on propeller for translatory flight; this not only makes for smoothness of flight but also increases safety, as pitch of rotor is always within auto-rotating range. Before Am Helicopter Soc. (See also - n 2064 July 15 1948 p 78-9; Am Helicopter v 11 n 7 June 1948 p 13-4, 22-3; Aeroplane v 75 n 1934 July 2 1948 p 5-6)
Fairey Gyrodyne
Flight
Flight ; 54 , n 2065
1948
2 pages
Article (Journal)
English
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