
Robinson R44 | |
|---|---|
| Maa | Yhdysvallat |
| Rooli | Kevyt hyöty- ja kouluttajahelikopteri |
| Ensimmäinen lento | 31. maaliskuuta 1990 |
| Rakennettu | 6400+ |
Nniiden Robinson R44 on Robinson Helicopter Companyn vuodesta 1992 lähtien valmistama nelipaikkainen kevyt helikopteri. Yhtiön kaksipaikkaiseen Robinson R22:een perustuvassa R44:ssä on hydraulisesti avustetut lennonohjaimet. Se lennettiin ensimmäisen kerran 31. maaliskuuta 1990 ja sai FAA-sertifikaatin joulukuussa 1992, ja ensimmäinen toimitus oli helmikuussa 1993.
Lähde: Robinson R44 Wikipediassa
| Robinson R44 Korppi II | |
|---|---|
| Valokuvaajat | Ei tietää |
| Lokalisointi | Ei tietää |
| Valokuvat | 100 |
Katso myös:
General Characteristics (Raven II Variant)
The Robinson R44 is a popular four-seat, single-engine piston helicopter, widely recognized for its reliability, efficiency, and relatively low operating costs. It is derived from the smaller, two-seat R22 and is extensively used globally for flight training, corporate transport, tourism, and law enforcement.
| Property | Typical Value (R44 Raven II) |
|---|---|
| Rooli | Light Utility / Trainer / Personal Transport |
| Valmistaja | Robinson Helicopter Company |
| First Flight | March 31, 1990 |
| miehistö | 1 pilot |
| Capacity (Passengers) | 3 passengers |
| Main Rotor Diameter | 10.1 m (33 ft 0 in) |
| Max Takeoff Weight | 1,134 kg (2,500 lb) |
Design and Powerplant
- Engine: One Lycoming IO-540-AE1A5 six-cylinder, fuel-injected piston engine (Raven II). The Raven I uses a carbureted O-540.
- Horsepower: Derated to 245 hp for takeoff and 205 hp continuous (Raven II).
- Rotor System: Semi-rigid two-bladed main rotor and a two-bladed tail rotor.
- Controls: Features hydraulically boosted controls to reduce pilot effort and enhance maneuverability.
- Safety Feature: Equipped with a crashworthy fuel system that includes bladder fuel tanks to mitigate the risk of post-accident fire.
- Variants: Includes the Raven I (carbureted engine), Raven II (fuel-injected engine), Clipper (with floats for water landings), and Cadet (two-seat trainer/utility).
Performance and Capabilities
- Maximum Airspeed (Vne): Up to 241 km/h (130 knots, 150 mph).
- Cruise Speed: Up to 202 km/h (109 knots, 126 mph).
- Service Ceiling: 4,267 m (14,000 ft).
- Maximum Range (No Reserve): Approximately 560 km (300 nautical miles).
- Rate of Climb: Over 1,000 ft/min (5.1 m/s).
- Useful Load: Approximately 451 kg (995 lb) (varies by variant and fuel load).
- Fuel Type: Operates on Aviation Gasoline (AVGAS 100LL).
Katsottu: 634


















