The Cierva C.17 was a British experimental
autogyro
An autogyro (from Greek and , "self-turning"), also known as a ''gyroplane'', is a type of rotorcraft that uses an unpowered rotor in free autorotation to develop lift. Forward thrust is provided independently, by an engine-driven propeller. Whi ...
built by
Cierva Autogiro Company in England in 1928, in association with
Avro (which designated it their Type 612). It was an attempt to build upon the successful
Cierva C.8 design using the smaller, more streamlined fuselage of an
Avro Avian
The Avro Avian was a series of British light aircraft designed and built by Avro in the 1920s and 1930s. While the various versions of the Avian were sound aircraft, they were comprehensively outsold by the de Havilland Moth and its descendant ...
IIIA as a starting point. The type was found to be underpowered, and when the first attempt at fitting a more powerful engine still did not result in acceptable performance, the design was abandoned.
Variants
;C.17: Powered by a 67 kW (90 hp) A.D.C. Cirrus III piston engine.
;C.17 Mk II: Powered by an Avro Alpha radial piston engine.
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Specifications
See also
References
{{Avro aircraft
1920s British experimental aircraft
Single-engined tractor autogyros
Aircraft first flown in 1928
C.17