Focke-Achgelis V/STOL Aircraft
Focke-Achgelis
Focke-Achgelis -> Weser Flugzeugbau GmbH
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Convertible Helicopter, concept begun early 1938. A wooden mock-up was built and destroyed in WW II
- Power:two Daimler-Benz DB 601 or 605 engine mounted on the wings.
Later a single air-cooled BMW 132 K twin-radial engine with about 1000 hp (745 kW) coupled/linked with a central
reduction gearbox was planned; it would have occupied most of the center of the fuselage.
- Design Speed: 0-600 km/h
- Wing Span: 10 m (32.8 ft)
- Length: 8.90 m (29.2 ft)
- Propeller: Two three-blade propellers with diameters of 4 m (13.1 ft)
- 3-side-view
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Design begins during 1944, it called the Rochen ('ray', as in the aquatic animal).
A wooden wind tunnel model was built and tested in the mid-1950s with a simulated propulsion system installed.
Focke filed a patent for the design in September 1957.
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