Wings of Change Twister

The Wings of Change Twister is an Austrian single-place paraglider that was designed by Markus Gründhammer and produced by Wings of Change of Fulpmes, starting in 2003. It is now out of production.[1]

Twister
Role Paraglider
National origin Austria
Manufacturer Wings of Change
Designer Markus Gründhammer
Introduction 2003
Status Production completed
Produced mid-2000s
Unit cost
€2,725 (Twister M, 2004)

Design and development

The Twister was designed as an intermediate glider. Gründhammer describes his design as "a perfect synthesis of aesthetics, performance and safety". The Twister Xi variant had a slightly reduced glider weight.[1][2][3]

The models are each named for their relative size.[1]

Variants
Twister S
Small-sized model for lighter pilots. Its 11.99 m (39.3 ft) span wing has a wing area of 24.96 m2 (268.7 sq ft), 56 cells and the aspect ratio is 5.7:1. The take-off weight range is 65 to 90 kg (143 to 198 lb). The glider model is Deutscher Hängegleiterverband e.V. (DHV) LTF/EN B certified.[1][2]
Twister M
Mid-sized model for medium-weight pilots. Its 12.75 m (41.8 ft) span wing has a wing area of 27.95 m2 (300.9 sq ft), 56 cells and the aspect ratio is 5.7:1. The take-off weight range is 80 to 105 kg (176 to 231 lb). The glider model is DHV LTF/EN B certified.[1][2]
Twister L
Large-sized model for heavier pilots. Its 13.52 m (44.4 ft) span wing has a wing area of 31.40 m2 (338.0 sq ft), 56 cells and the aspect ratio is 5.7:1. The take-off weight range is 100 to 125 kg (220 to 276 lb). The glider model is DHV LTF/EN B certified.[1][2]

Specifications (Twister M)

Data from Bertrand[1] and manufacturer[2]

General characteristics

  • Crew: one
  • Wingspan: 12.75 m (41 ft 10 in)
  • Wing area: 27.95 m2 (300.9 sq ft)
  • Aspect ratio: 5.7:1
  • Empty weight: 6.9 kg (15 lb)
  • Gross weight: 105 kg (231 lb)

Performance

  • Maximum speed: 53 km/h (33 mph, 29 kn)
  • Cruise speed: 38 km/h (24 mph, 21 kn)

References
  1. Bertrand, Noel; Rene Coulon; et al: World Directory of Leisure Aviation 2003-04, page 36. Pagefast Ltd, Lancaster OK, 2003. ISSN 1368-485X
  2. Wings of Change (2011). "Twister". Retrieved 25 November 2016.
  3. Wings of Change (2011). "Twister Xi". Retrieved 25 November 2016.
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