rotary-wing aerodynamics
21Helicopter rotor — This article is about helicopter main rotor systems. For antitorque control, see tail rotor. Helicopter rotor The rotor head of a Sikorsky S 92 A helicopter main rotor or rotor system is a type of fan that is used to generate both the aerodynamic …
22Raoul Hafner — Raoul Hafner, (1905 1980), was an Austrian born British helicopter pioneer and engineer. Mr Raoul Hafner, FEng, FRAes, a pioneer or rotating wing aircraft design, died as a result of a yachting accident, was an Austrian who made a distinctive… …
23Curtiss-Bleecker SX-5-1 Helicopter — Curtiss Bleecker Helicopter Role Helicopter National origin Uni …
24Histoire de l'hélicoptère et des voilures tournantes — Article principal : Hélicoptère. L histoire de l hélicoptère et des voilures tournantes commence au début du XXe siècle, comme pour l avion. Mais l insuffisance de la puissance des moteurs et les problèmes de stabilité rendent les… …
25Cierva C.3 — C.3 Role experimental autogyro Manufacturer Juan de la Cierva Designer Juan de la Cierva Number built 1 The Cierva C.3 was an experimental autogyro built by Juan de la Cierva in Spain in 1921. It was based on the fuselage of a Sommer monoplane,… …
26Cornu helicopter — Role Experimental aircraft Manufacturer Paul Cornu Designer Paul Cornu …
27Coandă-1910 — Coandă 1910 …
28airplane — /air playn /, n. 1. a heavier than air aircraft kept aloft by the upward thrust exerted by the passing air on its fixed wings and driven by propellers, jet propulsion, etc. 2. any similar heavier than air aircraft, as a glider or helicopter. Also …
29Ice protection system — Ice protection systems are designed to keep atmospheric ice from accumulating on aircraft flight surfaces while in flight. The effects of ice accretion on an aircraft can cause the shape of airfoils and flight control surfaces to change, which… …
30military aircraft — Introduction any type of aircraft that has been adapted for military use. Aircraft have been a fundamental part of military power since the mid 20th century. Generally speaking, all military aircraft fall into one of the following… …
