Descriptions are given of two captured helicopters, one driven by electric power, the other by a gasoline engine. An account is given of flight tests of the gasoline powered vehicle. After 15 successful flight tests, the gasoline powered vehicle crashed due to the insufficient thrust. Also discussed here are the applications of helicopters for military observations, for meteorological work, and for carrying radio antennas.
Recent European Developments in Helicopters
1921-04-01
Sonstige
Keine Angabe
Englisch
European developments in helicopters
Engineering Index Backfile | 1921
Recent Developments in Damage Tolerance Analysis for Helicopters
British Library Conference Proceedings | 1993
|Engineering Index Backfile | 1921
|Recent Developments in Lightning Protection for Aircraft and Helicopters
SAE Technical Papers | 1970
|Value of Police Helicopters & Future Developments
British Library Conference Proceedings | 2005
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