Flight Design Boxtair

Boxtair
Role	Paraglider
National origin	Germany
Manufacturer	Flight Design
Designer	Michaël Hartmann and Stefan Müller
Status	Production completed
Produced	mid-2000s
Unit cost	£1,447 (all models, 2004)

The Flight Design Boxtair is a German single-place, paraglider that was designed by Michaël Hartmann and Stefan Müller and produced by Flight Design of Landsberied. It is now out of production.^[1]

Design and development

The Boxtair was designed as a beginner glider. Test flying was carried out by factory test pilot Richard Bergmann. The models are each named for their approximate wing area in square metres/relative size.^[1]

Variants

Boxtair S

Small-sized model for lighter pilots. Its 11.4 m (37.4 ft) span wing has a wing area of 25.5 m² (274 sq ft), 44 cells and the aspect ratio is 5.1:1. The pilot weight range is 65 to 85 kg (143 to 187 lb). The glider model is DHV 1 certified.^[1]

Boxtair M

Mid-sized model for medium-weight pilots. Its 12.1 m (39.7 ft) span wing has 44 cells and the aspect ratio is 5.1:1. The pilot weight range is 80 to 100 kg (176 to 220 lb). The glider model is DHV 1 certified.^[1]

Boxtair L

Large-sized model for heavier pilots. Its 12.9 m (42.3 ft) span wing has a wing area of 31.5 m² (339 sq ft), 44 cells and the aspect ratio is 5.1:1. The pilot weight range is 95 to 120 kg (209 to 265 lb). The glider model is DHV 1 certified.^[1]

Specifications (Boxtair L)

Data from Bertrand^[1]

General characteristics

• Crew: one
• Wingspan: 12.9 m (42 ft 4 in)
• Wing area: 31.5 m² (339 sq ft)
• Aspect ratio: 5.1:1

Performance

• Maximum speed: 51 km/h (32 mph; 28 kn)
• Rate of sink: 1.0 m/s (200 ft/min)

References

1. Bertrand, Noel; Rene Coulon; et al: World Directory of Leisure Aviation 2003-04, page 16. Pagefast Ltd, Lancaster OK, 2003. ISSN 1368-485X