Fournier RF 5
In the world of Fournier RF 5, there has always been great interest and curiosity to discover more about this topic. Whether due to its impact on society, its historical relevance or its influence on different aspects of life, Fournier RF 5 continues to be a topic that arouses the interest of people of all ages and backgrounds. Over time, numerous investigations, debates and discussions have emerged around Fournier RF 5, which has contributed to its constant relevance in different fields. In this article, we are going to explore the topic of Fournier RF 5 in depth, analyzing its different aspects and offering a complete and enriching vision of this fascinating topic.
| RF 5 | |
|---|---|
_03.jpg) | |
| General information | |
| Type | Motorglider |
| National origin | France |
| Designer | |
| History | |
| First flight | January 1968 |
The Fournier RF 5 is a two-seat motor glider designed by René Fournier .[1][2]
Design and development
The RF 5 is based on the single seater Fournier RF 4, and is a low-winged monoplane of all-wooden construction, with the crew of two sat in a tandem enclosed cockpit. It is semi-aerobatic with loops, stall turns, lazy eights, chandelles and spins approved.[3][4] It has a manually retractable center landing gear, a steerable tailwheel and detachable outrigger landing gear.[4] Spoilers are available to reduce lift.[4] The wingtips of the parked aircraft can be unlocked and folded inwards by a single person to reduce required hangar space.
Variants
- RF 5B
- An improved high-performance version. Powered by a 50.7 kW (68 hp) Limbach SL 1700 E Comet engine.[5] One prototype build by Alpavia.
- RF 5B Sperber
- A high performance powered sailplane with 17.5 m (57 ft) span wings. Build by Sportavia-Putzer Gmbh. U Co. Kg.
- AeroJaén RF5-AJ1 Serrania
- License built version produced by Aeronáutica del Jaén SA
- TZ-3
- Brazilian Air Force designation of the RF 5.[6]
Specifications (RF 5)
Data from Jane's All the World's Aircraft 1988-89,[7] Jane's All The World's Aircraft 1976–77[8]
General characteristics
- Crew: 2
- Length: 7.8 m (25 ft 7 in)
- Wingspan: 13.74 m (45 ft 1 in)
- Width: 8.6 m (28 ft 3 in) wings folded
- Height: 1.96 m (6 ft 5 in)
- Wing area: 15.12 m2 (162.8 sq ft)
- Aspect ratio: 12.5
- Airfoil: root:NACA 23015, tip:NACA 23012
- Empty weight: 420 kg (926 lb)
- Max takeoff weight: 650 kg (1,433 lb)
- Fuel capacity: 60 L (15.9 US gal; 13.2 imp gal)
- Powerplant: 1 × Limbach L2000 EOI 4-cyl. horizontally-opposed air-cooled piston engine, 60 kW (80 hp)
- Propellers: 2-bladed Hoffman HO-V-62-R/160 fixed pitch propeller
Performance
- Cruise speed: 209 km/h (130 mph, 113 kn)
- Stall speed: 80 km/h (49 mph, 43 kn) clean
- Never exceed speed: 250 km/h (155 mph, 135 kn) at max t/o weight
- Range: 700 km (430 mi, 380 nmi) to 900 km (490 nmi; 560 mi)
- Service ceiling: 5,000 m (16,000 ft)
- g limits: +6 -3
- Maximum glide ratio: 20
- Rate of climb: 3.29 m/s (648 ft/min) max
- Rate of sink: 1.4 m/s (280 ft/min) power off
- Wing loading: 42.99 kg/m2 (8.81 lb/sq ft) at max t/o weight
See also
Aircraft of comparable role, configuration, and era
Related lists
References
- ^ "RF 5". sailplanedirectory.com. Archived from the original on 12 November 2015. Retrieved 18 January 2015.
- ^ "Fournier aircraft history, performance and specifications". pilotfriend.com. Retrieved 18 January 2015.
- ^ "GROWN-UP ULTRA-LIGHT". Flight International: 974–977. 11 June 1970. Retrieved 18 January 2015.
- ^ a b c "RF 5 Flight Manual" (PDF). Retrieved 23 November 2017.
- ^ Taylor, Michael J H. (1989). Jane's Encyclopedia of Aviation. London: Portland House. p. 838. ISBN 0-517-69186-8.
- ^ "Brazilian Military Aircraft Designations". designation-systems.net. Retrieved 2025-03-17.
- ^ John W.R. Taylor, ed. (1988). Jane's All the World's Aircraft 1988-89. London: Jane's Information Group. ISBN 0-7106-0867-5.
- ^ John W.R. Taylor, ed. (1976). Jane's All the World's Aircraft 1976-77. London: Jane's yearbooks. pp. 570–571. ISBN 0-354-00538-3.