Cierva C.30A Autogiro

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Avro 671 Rota Mk 1 Autogiro

The Cierva C.30A Autogiro was a type of autogyro designed by Juan de la Cierva and built under licence from the Cierva Autogiro Company by A V Roe & Co Ltd. Avro obtained the licence in 1934 and subsequently built 66 examples. The first production C.30A was delivered in July 1934.

The C.30A was powered by a 140 hp Genet Major, weight was 1900 lb, max speed 100 mph, range 250 miles and ceiling 8000 ft.

1 British Military Service
2 French Production
3 Germany Production
4 Military Operators
5 Survivors
6 Specifications (C.30A)

[edit] British Military Service

Twelve entered service with the British Royal Air Force (RAF) as the Avro 671 Rota Mk 1 (Serials K4230 to K4239 and K4296 & K4775). The twelve were delivered between 1934 to 1935. They equipped the Army School of Co-operation at Old Sarum near Salisbury. Many of the surviving civil aircraft were also taken into RAF serivce between 1939 and 1940. In 1940 they equipped No. 1448 Flight at RAF Duxford. Later they equipped No. 529 Squadron RAF at Halton on radar calibration work. They disbanded in October 1945. At the end of the war the twelve survivors were sold.

[edit] French Production

Twenty-five aircraft were built in France by Lioré-et-Olivier as the Le.O C.301 with a 175 hp Salmson 9NE engine.

[edit] Germany Production

Forty aircraft were built in Germany by Focke-Wulf as the Fw C.30 with a Siemens engine.

[edit] Military Operators

[edit] Survivors

F-BDAD Leo C.302 on display at the Musée de l'Air et de l'Espace, Paris, France
K4232 Avro Rota I on display at the Royal Air Force Museum, London, England
AP506 C.30A on display at the Helicopter Museum, Weston-super-Mare, England
AP507 C.30A on display at the Science Museum in London, England
HM580 C.30A on display at the Imperial War Museum Duxford, England
LN-BAD C.30A on display at the Aviodome, Netherlands
LV-FBL C.30A on display in Argentina
VH-USR C.30A on display at the Powerhouse Museum, Sydney, Australia

[edit] Specifications (C.30A)

General characteristics

Crew: 1
Length: 19 ft 8 in (m)
Rotor diameter: 37 ft 0in (m)
Height: 11 ft 1in (m)
Disc area: ft (m)
Empty weight: 1220 lb (kg)
Loaded weight: 1800 lb (kg)
Useful load: lb (kg)
Max takeoff weight: lb (kg)
Powerplant: 1× Genet Major 1A , 140 hp (kW)

Performance

Never exceed speed: mph (km/h)
Maximum speed: 110 mph (km/h)
Cruise speed: 95 mph (km/h)
Stall speed: mph (km/h)
Range: 285mi (km)
Service ceiling: ft (m)
Rate of climb: 700 ft/min (m/s)
Disc loading: lb/ft² (kg/m²)

Power/mass: hp/lb ( kW/kg)
Thrust/weight: $\frac {\mbox{total thrust}}{\mbox{loaded weight}}$ :1

Armament

Guns:
Bombs:
Rockets:
Missiles:
Other:

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Categories: United Kingdom military stubs | Aircraft without specifications | 1930s aircraft stubs | Autogyros