The Dynamic Sport Gravis is a Polish single-place, paraglider that was designed by Wojtek Pierzyński and produced by Dynamic Sport of Kielce. It is now out of production.[1]
| Gravis | |
|---|---|
| Role | Paraglider |
| National origin | Poland |
| Manufacturer | Dynamic Sport |
| Designer | Wojtek Pierzyński |
| Status | Production completed |
| Produced | mid-2000s |
Design and development edit
The Gravis was designed as a beginner glider. The models are each named for their relative size.[1]
Operational history edit
Reviewer Noel Bertrand described the Gravis in a 2003 review as priced very competitively.[1]
Variants edit
- Gravis M
- Medium-sized model for mid-weight pilots. Its 10 m (32.8 ft) span wing has a wing area of 25.5 m2 (274 sq ft), 30 cells and the aspect ratio is 3.9:1. The pilot weight range is 50 to 70 kg (110 to 154 lb).[1]
- Gravis L
- Large-sized model for heavier pilots. Its 10.5 m (34.4 ft) span wing has a wing area of 27.5 m2 (296 sq ft), 32 cells and the aspect ratio is 4.0:1. The pilot weight range is 65 to 85 kg (143 to 187 lb).[1]
- Gravis XL
- Extra large-sized model for much heavier pilots. Its 11.0 m (36.1 ft) span wing has a wing area of 29.5 m2 (318 sq ft), 34 cells and the aspect ratio is 4.1:1. The pilot weight range is 80 to 110 kg (176 to 243 lb).[1]
Specifications (Gravis L) edit
Data from Bertrand[1]
General characteristics
- Crew: one
- Wingspan: 10.5 m (34 ft 5 in)
- Wing area: 27.5 m2 (296 sq ft)
- Aspect ratio: 4.0:1
Performance
- Maximum speed: 42 km/h (26 mph, 23 kn)
- Rate of sink: 1.3 m/s (260 ft/min)