Voisin IV

WWI French bomber aircraft

Voisin IV

Side view of Voisin IV
Role	Bomber Type of aircraft
Manufacturer	Voisin
Designer	Gabriel Voisin
First flight	1915
Introduction	1915
Primary user	Aéronautique Militaire
Number built	200

The Voisin IV was a French two-seat bomber and ground attack aircraft of World War I.

Design

The Voisin IV was a biplane with a single engine in a pusher configuration, developed by Voisin in 1915 with staggered wings. It differed from earlier Voisin combat aircraft designs in having a mounted 37 mm (1.5 in) or 47 mm (1.9 in) cannon.^[1]

Variants

Voisin LB : Two-seat bomber, ground-attack biplane.
Voisin LBS : Improved version.

Operators

France

Aéronautique Militaire

Specifications

Data from Parmentier^[2]

General characteristics

Crew: 2
Length: 10.28 m (33 ft 9 in)
Wingspan: 14.74 m (48 ft 4 in)
Height: 3.8 m (12 ft 6 in)
Wing area: 49.66 m² (534.5 sq ft)
Empty weight: 1,122 kg (2,474 lb)
Gross weight: 1,400 kg (3,086 lb)
Powerplant: 1 × Salmson 9R 9-cylinder water-cooled radial piston engine, 89 kW (120 hp)
Propellers: 2-bladed fixed-pitch pusher propeller

Performance

Maximum speed: 96 km/h (60 mph, 52 kn) at 2,000 m (6,600 ft)
Service ceiling: 2,000 m (6,600 ft)

Armament

Guns: 1 × 37 mm (1.5 in) Hotchkiss Model 1885

References

^ Davilla, Dr. James J.; Soltan, Arthur (1997). French Aircraft of the First World War. Mountain View, CA: Flying Machines Press. ISBN 978-1891268090.
^ "Voisin IV". Aviafrance (in French). Paris: Bruno Parmentier. 2 February 1997. Retrieved 27 January 2019.

Bibliography

Bruce, J.M (1982). The aeroplanes of the Royal Flying Corps (Military Wing). London: Putnam. ISBN 0-370-30084-X.
Guttman, Jon; et al. (2009). Pusher aces of World War 1. Oxford: Osprey. ISBN 978-1-84603-417-6.
Klaauw, Bart van der (March–April 1999). "Unexpected Windfalls: Accidentally or Deliberately, More than 100 Aircraft 'arrived' in Dutch Territory During the Great War". Air Enthusiast (80): 54–59. ISSN 0143-5450.