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Teichfuss Turbine

The Teichfuss Turbine was an Italian single seat high performance glider, designed by Luigi Teichfuss and flown in 1939.

Turbine
Role Single seat high performance glider
National origin Italy
Manufacturer F.A.L. Teichfuss (Fabrica Alianti Teichfuss), la Aie, Pavullo
Designer Luigi Teichfuss
First flight 27 July 1939
Number built 1

Design and development edit

On one of his regular visits to German glider builders, Teichfuss watched the construction of high performance aircraft like Hans Jacobs' DFS Reiher. The Turbine design, begun in 1938, was a high performance machine which showed Jakob's influence but was rather simpler to construct. It was a mid wing cantilever monoplane with gull wings of strongly straight tapered, elliptically tipped plan. The inner panels extended over rather more than one third span and were mounted with about 10° of dihedral; there was no dihedral outboard but the trailing edges of these outer panels was completely occupied with ailerons. There were spoilers on the inner panels at about mid-chord.[1]

Its fuselage was ovoid in cross-section and plywood skinned, tapering markedly towards the tail. The long, multi-framed canopy glazing extended forward to form the nose profile and provide a clear view forward. The horizontal tail, like the wing was straight tapered and round tipped. The cantilever tailplane was mounted over the fuselage on a short pedestal, its elevators having a cut-out between them for rudder movement. There was no fin but the aerodynamically balanced rudder was broad and roughly D-shaped, extending down to the keel where its underside was protected by a long tail bumper. The Turbine landed not on a skid but a small, semi-recessed monowheel located under the wing.[1]

The Turbine first flew on 27 July 1939, flown by Adriano Mantelli. In early August he flew it at the Third Asiago National Gliding Competition then went to the World Student Competition near Vienna just a few days before the outbreak of World War II.[1]

Despite the structural simplifications Teichfuss had made in the hope of small series production, only one Turbine was built.[1]

Specifications edit

Data from Pedrielli (2011) pp.53[1]

General characteristics

  • Capacity: One
  • Length: 7.60 m (24 ft 11 in)
  • Wingspan: 18.50 m (60 ft 8 in)
  • Height: 1.11 m (3 ft 8 in) [2]
  • Wing area: 16 m2 (170 sq ft)
  • Aspect ratio: 21.4
  • Empty weight: 238 kg (525 lb)
  • Gross weight: 328 kg (723 lb)

Performance

  • Maximum speed: 290 km/h (180 mph, 160 kn) [2]
  • Maximum glide ratio: estimated 33:1
  • Rate of sink: 0.54 m/s (106 ft/min) minimum[2]
  • Wing loading: 21.0 kg/m2 (4.3 lb/sq ft)

See also edit

Related lists

References edit

  1. ^ a b c d e Pedrielli, Vincenzo; Camastra, Francesco (2011). Italian Vintage Sailplanes. Königswinter: EQIP Werbung & Verlag GmbH. pp. 53–5. ISBN 9783980883894.
  2. ^ a b c "Teichfuss Turbine". Retrieved 26 November 2013.

teichfuss, turbine, italian, single, seat, high, performance, glider, designed, luigi, teichfuss, flown, 1939, turbinerole, single, seat, high, performance, glidernational, origin, italymanufacturer, teichfuss, fabrica, alianti, teichfuss, pavullodesigner, lui. The Teichfuss Turbine was an Italian single seat high performance glider designed by Luigi Teichfuss and flown in 1939 TurbineRole Single seat high performance gliderNational origin ItalyManufacturer F A L Teichfuss Fabrica Alianti Teichfuss la Aie PavulloDesigner Luigi TeichfussFirst flight 27 July 1939Number built 1 Contents 1 Design and development 2 Specifications 3 See also 4 ReferencesDesign and development editOn one of his regular visits to German glider builders Teichfuss watched the construction of high performance aircraft like Hans Jacobs DFS Reiher The Turbine design begun in 1938 was a high performance machine which showed Jakob s influence but was rather simpler to construct It was a mid wing cantilever monoplane with gull wings of strongly straight tapered elliptically tipped plan The inner panels extended over rather more than one third span and were mounted with about 10 of dihedral there was no dihedral outboard but the trailing edges of these outer panels was completely occupied with ailerons There were spoilers on the inner panels at about mid chord 1 Its fuselage was ovoid in cross section and plywood skinned tapering markedly towards the tail The long multi framed canopy glazing extended forward to form the nose profile and provide a clear view forward The horizontal tail like the wing was straight tapered and round tipped The cantilever tailplane was mounted over the fuselage on a short pedestal its elevators having a cut out between them for rudder movement There was no fin but the aerodynamically balanced rudder was broad and roughly D shaped extending down to the keel where its underside was protected by a long tail bumper The Turbine landed not on a skid but a small semi recessed monowheel located under the wing 1 The Turbine first flew on 27 July 1939 flown by Adriano Mantelli In early August he flew it at the Third Asiago National Gliding Competition then went to the World Student Competition near Vienna just a few days before the outbreak of World War II 1 Despite the structural simplifications Teichfuss had made in the hope of small series production only one Turbine was built 1 Specifications editData from Pedrielli 2011 pp 53 1 General characteristicsCapacity One Length 7 60 m 24 ft 11 in Wingspan 18 50 m 60 ft 8 in Height 1 11 m 3 ft 8 in 2 Wing area 16 m2 170 sq ft Aspect ratio 21 4 Empty weight 238 kg 525 lb Gross weight 328 kg 723 lb Performance Maximum speed 290 km h 180 mph 160 kn 2 Maximum glide ratio estimated 33 1 Rate of sink 0 54 m s 106 ft min minimum 2 Wing loading 21 0 kg m2 4 3 lb sq ft See also editRelated lists List of glidersReferences edit a b c d e Pedrielli Vincenzo Camastra Francesco 2011 Italian Vintage Sailplanes Konigswinter EQIP Werbung amp Verlag GmbH pp 53 5 ISBN 9783980883894 a b c Teichfuss Turbine Retrieved 26 November 2013 Portals nbsp Italy nbsp Companies nbsp Aviation Retrieved from https en wikipedia org w index php title Teichfuss Turbine amp oldid 1136668749, wikipedia, wiki, book, books, library,

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