RWD-1
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The RWD-1 was a Polish sports plane of 1928, constructed by the RWD design team.
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[edit] Development
The RWD-1 was the first aircraft constructed by the RWD team of Stanislaw Rogalski, Stanislaw Wigura and Jerzy Drzewiecki in Warsaw. The aircraft was designed in late 1927. One prototype was built for static trials, and one flying prototype (registration SP-ACC). It was completed and flown by the designer Jerzy Drzewiecki in September 1928.
Its unusual feature was a strange, fish-shaped fuselage. In front of the pilot's head there was an upper part of the fuselage, limiting his view forward, though its profile was thin to improve the view. This shape was repeated in following RWD designs. The aircraft was evaluated as quite good design, with an original construction. Its glide ratio was 12, and its payload was bigger than its empty weight. It wasn't built in any quantities, but was the beginning of further more successful RWD designs: RWD-2, 3, 4, 7, and, partly RWD-5. It was scrapped in 1930.
[edit] Description
Wooden construction sports plane, conventional in layout, with high canvas and plywood covered wings. The crew of two sat in tandem. The crew cabs were open on the sides in upper part, and had individual doors. A 2-cylinder air-cooled ABC Scorpion II boxer engine, 34 hp nominal power, 40 hp take-off power. Two-blade wooden propeller. Conventional landing gear, with a rear skid. Fuel tank in wing.
[edit] Specifications (RWD-1)
General characteristics
- Crew: two
- Length: 6 m (19 ft 8 in)
- Wingspan: 9.8 m (32 ft 2 in)
- Height: 1.7 m (5 ft 7 in)
- Wing area: 13.6 m² (146.3 ft²)
- Empty weight: 206 kg (453 lb)
- Loaded weight: 417 kg (918 lb)
- Powerplant: 1× ABC Scorpion II , 40 hp (53.6 kW)
Performance
- Maximum speed: 135 km/h (84 mph/h)
- Range: 500 km (310 mi)
- Service ceiling: 1,950 m (6,396 ft)
- Rate of climb: 108 m/min (354 ft/min)
- Wing loading: 30.5 kg/m² (6.3 lb/ft²)
[edit] Related content
Related development
Designation sequence
RWD-1 - RWD-2 - RWD-3 - RWD-4 - RWD-5
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