- rotor blade
-
Aeron.one airfoil of the rotor of a rotary-wing aircraft.[1930-35]
* * *
Universalium. 2010.
rotor blade
Look at other dictionaries:
rotor blade — noun the long airfoil that rotates to provide the lift that supports a helicopter in the air • Syn: ↑rotary wing • Hypernyms: ↑airfoil, ↑aerofoil, ↑control surface, ↑surface • Part Holonyms: ↑ma … Useful english dictionary
rotor blade — UK [ˈrəʊtə(r) ˌbleɪd] / US [ˈroʊtər ˌbleɪd] noun [countable] Word forms rotor blade : singular rotor blade plural rotor blades one of the long flat pieces of metal on top of a helicopter that turn around to lift it off the ground … English dictionary
rotor blade — ro|tor blade [ routər ,bleıd ] noun count one of the long flat pieces of metal on top of a helicopter that turn around to lift it off the ground … Usage of the words and phrases in modern English
rotor blades in track — Rotor blades are said to be in track if the path described by all the blades is the same. A rotor blade is said to be out of track if any one of them does not traverse the same path … Aviation dictionary
Blade Inspection Method — is, according to the Sikorsky S 61 maintenance manual, a system of using an indicator and inert gas to detect cracks in the spar of a main rotor blade of some helicopters produced by Sikorsky … Wikipedia
blade — [[t]ble͟ɪd[/t]] blades 1) N COUNT The blade of a knife, axe, or saw is the edge, which is used for cutting. Many of them will have sharp blades. 2) N COUNT: usu pl The blades of a propeller are the long, flat parts that turn round. 3) N COUNT The … English dictionary
blade flapping — The vertical movement of a helicopter rotor blade about a horizontal or flapping hinge, in which the blades tend to rise and descend with respect to the rotor hub as they rotate. Blade flapping tends to minimize asymmetrical lift by increasing… … Aviation dictionary
blade twist — i. The undesirable variation in pitch from root to tip caused by aerodynamic loading. ii. The twist built into a propeller or rotor blade. In the case of a propeller, it is to ensure that the pitch angle at the root is greater than the tip. In… … Aviation dictionary
blade angle — noun : the angle between the chord of a propeller or rotor blade and a plane normal to the axis of rotation, its value varying along the span and decreasing from root to tip because of blade twist * * * blade angle, the acute angle between the… … Useful english dictionary
blade loading — The ratio of the all up weight of a helicopter to the total area of a rotor, excluding the disc area. It is the amount of the total weight each square foot of a helicopter rotor blade supports. Since blade area does not change, blade loading must … Aviation dictionary
