01888oam 2200517Ia 450 991070210690332120121009103107.0(CKB)5470000002425074(OCoLC)812266145(EXLCZ)99547000000242507420121009d1983 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierHelicopter blade tips[electronic resource] /R. LyothierSanta Barbara, CA :Scitran ;Washington D.C. :National Aeronautics and Space Administration,[1983]1 online resource (ii, 26 pages) illustrationsNASA technical memorandum ;NASA TM 77370Title from title screen (viewed Oct. 9, 2012)."Translation of "Les Extremites de Pal~s d'Helicopteres", Association Aeronautics et Astronautique de France, Colloque d'Aerodynamique Appliquee, 18th, Poitiers, France, Nov. 18-20, 1981, Paper NT 81-19, 23 pp."October 1983."Includes bibliographical references (pages 24-26).Blade tipsnasatHelicopter designnasatHelicopter performancenasatSupersonic flutternasatVortex alleviationnasatWing tip vorticesnasatBlade tips.Helicopter design.Helicopter performance.Supersonic flutter.Vortex alleviation.Wing tip vortices.Lyothier R1397998SCITRAN (Firm)United States.National Aeronautics and Space Administration.GPOGPOGPOBOOK9910702106903321Helicopter blade tips3460445UNINA