Aeroplane and Commercial Aviation News, 78. kötet1950 |
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1 - 3 találat összesen 76 találatból.
42. oldal
... helicopter . For forward flight the propellers are engaged ; the wing takes up the lift , thus relieving the load on the rotors ; and the conventional tail unit becomes effective . Thus , the aircraft gradually converts " from a helicopter ...
... helicopter . For forward flight the propellers are engaged ; the wing takes up the lift , thus relieving the load on the rotors ; and the conventional tail unit becomes effective . Thus , the aircraft gradually converts " from a helicopter ...
. oldal
... Helicopter Society and the Institute of the Aero- nautical Sciences will be held in Philadelphia at the Ben Franklin ... Helicopter procure- ment programme and the tactical deployment of helicopters with the fleet and in assault ...
... Helicopter Society and the Institute of the Aero- nautical Sciences will be held in Philadelphia at the Ben Franklin ... Helicopter procure- ment programme and the tactical deployment of helicopters with the fleet and in assault ...
24. oldal
... helicopter development . The result of this work has been seen in the successes of the Bristol 171 helicopter . It is seen here at St. Paul's at the beginning of the famous " Hare and Tortoise " operation organized by THE AEROPLANE ...
... helicopter development . The result of this work has been seen in the successes of the Bristol 171 helicopter . It is seen here at St. Paul's at the beginning of the famous " Hare and Tortoise " operation organized by THE AEROPLANE ...
Tartalomjegyzék
Fischer Bearings Co Ltd 172 | 24 |
Accles and Pollock Presentation | 28 |
Acroengine An AllAustralian 87 | |
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