Flight Design Stream

The Flight Design Stream 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]

Stream
Role Paraglider
National origin Germany
Manufacturer Flight Design
Designer Michaël Hartmann and Stefan Müller
Status Production completed
Produced mid-2000s

Design and development

The Stream was designed as an intermediate 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
Stream S
Small-sized model for lighter pilots. Its 11.6 m (38.1 ft) span wing has 52 cells and the aspect ratio is 5.3:1. The pilot weight range is 65 to 85 kg (143 to 187 lb). The glider model is DHV 1-2 certified.[1]
Stream M
Mid-sized model for medium-weight pilots. Its 12.29 m (40.3 ft) span wing has a wing area of 28.5 m2 (307 sq ft), 52 cells and the aspect ratio is 5.3:1. The pilot weight range is 80 to 100 kg (176 to 220 lb). The glider model is DHV 1-2 certified.[1]
Stream L
Large-sized model for heavier pilots. Its 12.7 m (41.7 ft) span wing has a wing area of 30.5 m2 (328 sq ft), 52 cells and the aspect ratio is 5.3:1. The pilot weight range is 95 to 130 kg (209 to 287 lb). The glider model is DHV 1-2 certified.[1]

Specifications (Stream L)

Data from Bertrand[1]

General characteristics

  • Crew: one
  • Wingspan: 12.7 m (41 ft 8 in)
  • Wing area: 30.5 m2 (328 sq ft)
  • Aspect ratio: 5.3:1

Performance

  • Maximum speed: 52 km/h (32 mph, 28 kn)
  • Rate of sink: 1.05 m/s (207 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
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