Eschar Wyss Engineering Works, Ltd, have developed type of controllable pitch airplane propeller which may serve as aerodynamic brake when landing; makes possible economic increase of flying speed and payload. From Interavia, Jan 20 issue.
Airscrew braking
Flight
Flight ; 47 , n 1893
1945
4 pages
Article (Journal)
English
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Length and time of landing run with airscrew-braking
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