Illustrated description of single seater powered by 90-hp Pobjoy Niagara; with 8 1/2 gal fuel and pilot on board, gyroplane weighs 900 lb; feature of rotor is new principle of control which reduces pitch as blade flaps up and changes pitch from negative to positive for take-off after blades have been spun by motor. (See also Aeroplane v 52 n 1343 Feb 17 1937 p 197-8; Engineering v 143 n 3724 May 28 1937 p 600-2 supp plate; Nat Advisory Committee Aeronautics -- Aircraft Cir n 205 Apr 1937 5 p 2 supp sheets)
Hafner gyroplane
Flight
Flight ; 31 , n 1469
1937
3 pages
Article (Journal)
English
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Engineering Index Backfile | 1937
Engineering Index Backfile | 1937
The Hafner A.R. III Gyroplane (British)
NTRS | 1937
Engineering Index Backfile | 1938
|British Library Conference Proceedings | 2003
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