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Фотографии
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Air International 1996-04 / F.Colucci - Kaman's 'Copters
In 1959, Kaman developed and tested the K-17 cold-jet driven helicopter with a single rotor to solve the problem of tip noise and transmission complexities. Directional control was achieved by a fixed-pitch tail rotor.
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Air Pictorial 1958-07
Helicopter from Kaman is the K-17 "cold-jet" type which flew for the first time recently. The fixed-pitch tail propeller is used for steering only and can rotate in both directions.
