The Heritage of Kitty HawkW.W. Norton, 1962 - 211 էջ The story of the early aviation pioneers and their accomplishments from the beginnings until World War 1. |
From inside the book
Արդյունքներ 38–ի 1-ից 3-ը:
Էջ 32
... continued develop- ment , gradually to approach permanent free flight . Perfection can- not be forced immediately . It is because inventors require too much from their constructions that the positive results are so little . Whoever ...
... continued develop- ment , gradually to approach permanent free flight . Perfection can- not be forced immediately . It is because inventors require too much from their constructions that the positive results are so little . Whoever ...
Էջ 38
... continued , that air resistance was but 20th that indicated by Newton . He believed , also , that less power would be required to support a thin plane surface in the air at high speed than at low speed . He cal- culated that one ...
... continued , that air resistance was but 20th that indicated by Newton . He believed , also , that less power would be required to support a thin plane surface in the air at high speed than at low speed . He cal- culated that one ...
Էջ 65
... continued , " extreme lightness of construction has always been resolutely rejected . On the other hand , every effort has been made to increase the scientific efficiency of the wings and screws ( pro- pellers ) in order that even ...
... continued , " extreme lightness of construction has always been resolutely rejected . On the other hand , every effort has been made to increase the scientific efficiency of the wings and screws ( pro- pellers ) in order that even ...
Բովանդակություն
The Dreamers | 15 |
The Early Experimenters | 21 |
The Bird Men | 29 |
Հեղինակային իրավունք | |
14 այլ բաժինները չեն ցուցադրվում
Common terms and phrases
8-cylinder Aerial Experiment Association Aero Club aerodynamic aeronautical ailerons air-cooled aircraft airplane airship American Anzani Army aviation became Bettmann biplane bird Bleriot bombs British build built Century Chanute Chapter construction craft cylinders Delagrange Deperdussin early effort experimenters Farman Ferber flew flight flown Flyer flying boat flying machine France French Gabriel Voisin German Glenn Curtiss glider Gnome Hammondsport Henri Farman horsepower Institution Smithsonian Institution kites Kitty Hawk Lanchester landing gear Langley Langley's lateral control lateral stability launching Lilienthal Manly manufacturer Martin ment miles military minutes monoplane Navy Orville and Wilbur Orville Wright Otto Lilienthal pilot pioneers plane pounds power plant pusher propeller reconnaissance Santos-Dumont scouting Selfridge Smithsonian Institution Smithsonian Institution Smithsonian speed square feet successful surface tail takeoff tion vee-type wheels Wilbur and Orville Wilbur Wright wind tunnel wing span wing tips wing warping Wright brothers Wright Flyer