Nervures Estive

The Nervures Estive is a French single-place paraglider that was designed by Xavier Demoury and produced by Nervures of Soulom. It is now out of production.[1]

Estive
Role Paraglider
National origin France
Manufacturer Nervures
Designer Xavier Demoury
Status Production completed
Produced mid-2000s

Design and development

The Estive was designed as an intermediate glider. The models are each named for their relative size. The design progressed through two generations of models, the Estive and Estive 2, each improving on the last.[1]

Variants
Estive 2 S
Small-sized model for lighter pilots. Its 9.4 m (30.8 ft) span wing has a wing area of 22 m2 (240 sq ft), 34 cells and the aspect ratio is 4:1. The pilot weight range is 55 to 70 kg (121 to 154 lb). The glider model is AFNOR Standard certified.[1]
Estive 2 M
Mid-sized model for medium-weight pilots. Its 10.6 m (34.8 ft) span wing has a wing area of 26 m2 (280 sq ft), 38 cells and the aspect ratio is 4.4:1. The pilot weight range is 70 to 100 kg (154 to 220 lb). The glider model is AFNOR Standard certified.[1]
Estive 2 L
Large-sized model for heavier pilots. Its 11.4 m (37.4 ft) span wing has a wing area of 30 m2 (320 sq ft), 38 cells and the aspect ratio is 4.4:1. The pilot weight range is 90 to 120 kg (198 to 265 lb). The glider model is AFNOR Standard certified.[1]
Estive 2 XL
Extra large-sized model for even heavier pilots. Its 12.6 m (41.3 ft) span wing has a wing area of 34 m2 (370 sq ft), 42 cells and the aspect ratio is 4.7:1. The pilot weight range is 105 to 150 kg (231 to 331 lb). The glider model is AFNOR Standard certified.[1]

Specifications (Estive 2 M)

Data from Bertrand[1]

General characteristics

  • Crew: one
  • Wingspan: 10.6 m (34 ft 9 in)
  • Wing area: 26 m2 (280 sq ft)
  • Aspect ratio: 4.4:1

Performance

  • Maximum speed: 43 km/h (27 mph, 23 kn)
  • Rate of sink: 1.2 m/s (240 ft/min)

References
  1. Bertrand, Noel; Rene Coulon; et al: World Directory of Leisure Aviation 2003-04, page 23. Pagefast Ltd, Lancaster OK, 2003. ISSN 1368-485X
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