Engineering:Comte AC-4

Short description: 1920s aircraft

AC-4 Gentleman
Role	Two-seat sport/training aircraft
National origin	Switzerland
Manufacturer	Comte
First flight	1927
Primary user	Switzerland

The Comte AC-4 Gentleman was a 1920s Switzerland two-seat sport/training aircraft produced by Flugzeugbau A. Comte.

Design and development

In 1927 the Swiss company Flugzeugbau A. Comte designed and built a prototype two-seat cabin monoplane designated the AC-4 Gentleman. It was a braced high-wing monoplane with fixed tailwheel landing gear. It had staggered seats for two with an option for dual controls.

Variants

AC-4

Production version with a 115 hp (86 kW) Cirrus Hermes inline piston engine.

AC-4B

Second production batch with 140 hp (104 kW) Armstrong Siddeley Genet Major or 110 hp (82 kW) Cirrus Hermes, five built.

Operators

Switzerland

• Swiss Air Force

Specifications (AC-4)

General characteristics

• Crew: Two
• Length: 26 ft 5 in (8.05 m)
• Wingspan: 39 ft 9.5 in (12.13 m)
• Height: 9 ft 6 in (2.90 m)
• Wing area: 215.29 sq ft (20 m²)
• Empty weight: 1,102 lb (500 kg)
• Gross weight: 1,764 lb (800 kg)
• Powerplant: 1 × Cirrus Hermes inline piston , 115 hp (86 kW)

Performance

• Maximum speed: 109 mph (175 km/h, 95 kn)
• Cruise speed: 87 mph (140 km/h, 76 kn)
• Range: 435 mi (700 km, 378 nmi)
• Service ceiling: 13,125 ft (4,000 m)

See also

Related development

• Comte AC-8
• Comte AC-12

References

• The Illustrated Encyclopedia of Aircraft (Part Work 1982–1985). Orbis Publishing. 

External links

• Photos at airliners.net