French paraglider
The ITV Diamant (Diamond) is a French single-place, paraglider that was designed by Xavier Demoury and produced by ITV Parapentes of Épagny, Haute-Savoie. It is now out of production.[1]
Design and development
The Diamant was designed as an intermediate sport glider. The models are each named for their approximate wing area in square metres.[1]
Variants
- Diamant 25
- Small-sized model for lighter pilots, with a wing area of 25 m2 (270 sq ft). The glider model is IA certified.[1]
- Diamant 28
- Mid-sized model for medium-weight pilots. Its 12.6 m (41.3 ft) span wing has a wing area of 28 m2 (300 sq ft), 70 cells and the aspect ratio is 5.5:1. The pilot weight range is 80 to 100 kg (176 to 220 lb). The glider model is IA certified.[1]
- Diamant 31
- Large-sized model for heavier pilots. Its 13.3 m (43.6 ft) span wing has a wing area of 31 m2 (330 sq ft), 70 cells and the aspect ratio is 5.5:1. The pilot weight range is 100 to 130 kg (220 to 287 lb). The glider model is IA certified.[1]
Specifications (Diamant 28)
Data from Bertrand[1]
General characteristics
- Crew: one
- Wingspan: 12.6 m (41 ft 4 in)
- Wing area: 28 m2 (300 sq ft)
- Aspect ratio: 5.5:1
Performance
- Maximum speed: 49 km/h (30 mph, 26 kn)
- Rate of sink: 0.9 m/s (180 ft/min)
References
- ^ a b c d e f Bertrand, Noel; Rene Coulon; et al: World Directory of Leisure Aviation 2003-04, page 20. Pagefast Ltd, Lancaster OK, 2003. ISSN 1368-485X