The Radne Raket 120 (English: Rocket) is a lightweight single cylinder, two-stroke aircraft engine used for powered hang gliders, paramotors and ultralight aircraft that is built by Radne Motor AB of Haninge, Sweden.[1][2][3][4][5]
| Raket 120 | |
|---|---|
| Type | Single cylinder, two-stroke |
| National origin | Sweden |
| Manufacturer | Radne Motor AB |
| Major applications | Powered hang gliders |
Design and development
editThe Raket 120 features electronic ignition and a Walbro carburetor. It weighs 6.8 kg (15 lb) and, due to its 13,000 rpm redline usually drives a propeller through a 3.6:1 reduction drive. The engine is equipped with a centrifugal clutch to allow running the engine without turning the propeller.[1][2][4]
Variants
edit- Raket 120 Aero
- Model with recoil starter.[2]
- Raket 120 Aero ES
- Model with electric starter.[3]
Applications
edit- Adventure R series
- Aerosport OY Spider
- Airtime Explorer
- Av8er Observer Light
- Av8er Orbiter Lite
- Bilsam Sky Walker
- Blue Yonder EZ Fun Flyer
- Dynamic Sport Rocket
- Flylight Doodle Bug
- Paramotor Mosquito
- Paratour SD 120
- Pegasus Booster
- Rad MXL
- Rad RXL
- Rad SXL Custom
- Russian Gyroplanes Gyros-1 Farmer (aux engine)
- Russian Gyroplanes Gyros-2 Smartflier (aux engine)
- Skyrunner Light
- Spartan BP Parawing
- Sperwill 120
- Swedish Aerosport Mosquito
- Time To Fly Racket
- Walkerjet Spider
- Wasp SP Mk2
- Winds Italia Raven
Specifications (Raket 120 Aero)
editData from Radne, Wasp Systems and The World Directory of Leisure Aviation 2011-12[1][2][4]
General characteristics
- Type: two-stroke, single cylinder
- Bore: 60 mm (2.4 in)
- Stroke: 42 mm (1.7 in)
- Displacement: 118.8 cc (7.2 cu in)
- Length: 219 mm (8.6 in)
- Width: 234 mm (9.2 in)
- Height: 171 mm (6.7 in)
- Dry weight: 6.8 kg (15 lb)
Components
- Oil system: premixed 4% oil to fuel, 25:1
- Cooling system: air cooled
- Reduction gear: 3.6:1 belt drive and centrifugal clutch
Performance
- Power output: 14 hp (10 kW) at 9000 rpm
- Compression ratio: 10:1
- Fuel consumption: 1.15 to 2 litres (0.25 to 0.44 imp gal; 0.30 to 0.53 US gal) per hour
References
edit- ^ a b c Wasp Systems (n.d.). "Radne Racket". Archived from the original on 25 April 2012. Retrieved 19 November 2011.
- ^ a b c d Radne Motor AB (2011). "Raket 120 Aero". Retrieved 19 November 2011.
- ^ a b Radne Motor AB (2011). "Raket 120 Aero ES". Retrieved 19 November 2011.
- ^ a b c Bayerl, Robby; Martin Berkemeier; et al: World Directory of Leisure Aviation 2011-12, pages 242-243. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X
- ^ Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 260-261. Flying Pages Europe SARL, 2015. ISSN 1368-485X