Main barrier to higher rotary wing cruising speeds is condition of flow over retreating side of disk; logical solution is to unload only that portion of disk where flow conditions are detrimental to higher speeds, and stiff hinged rotor is suggested as means of doing this. (See also Aircraft Eng v 27 n 321 Nov 1955 p 358-70)
Stiff-hinged helicopter rotor
Flight
Flight ; 68 , n 2438
1955
3 pages
Article (Journal)
English
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Engineering Index Backfile | 1955
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