Oberursel U.I
1910s German piston aircraft engine
U.I | |
---|---|
Type | 9-cyl Rotary piston engine |
National origin | Germany |
Manufacturer | Motorenfabrik Oberursel |
Developed from | Gnome Delta |
The Oberursel U.I was an early German aircraft engine that powered many German fighter aircraft in the first part of World War I. It was a 9-cylinder air-cooled rotary engine, a licence-built copy of the Gnome Delta[1] that Oberursel was producing under licence before the war. It produced 75 kW (100 hp).
Applications
- AGO DV.3
- Euler D.I
- Euler D.II
- Feiro Dongó
- Fokker D.II
- Fokker D.V
- Fokker E.II
- Fokker E.III
- Gotha LD 5
- Pfalz A.II
- Pfalz E.II
- Pfalz E.III
- Pfalz E.VI
- Siemens-Schuckert E.III
Specifications
General characteristics
- Type: 9-cylinder counter rotary engine
- Bore: 124 mm (4.9 in)
- Stroke: 150 mm (5.9 in)
- Displacement: 16.3 L (990 cu in)
- Length: 45 in (1,150 mm)
- Diameter: 40 in (1,020 mm)
- Dry weight: 139.7 kg (308 lb)
Performance
- Power output: 73.6 kW (98.7 hp) até 1.200 rpm
- Compression ratio: 3.7:1
References
- ^ Kyrill von Gersdorff, Kurt Grasmann. Flugmotoren und Strahltriebwerke, Bernard & Graefe Verlag, 1981, ISBN 3-7637-5272-2