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DFS Seeadler

From Wikipedia, the free encyclopedia
German flying boat sailplane, 1936

DFS Seeadler
General information
TypeFlying boatsailplane
National originGermany
ManufacturerDeutsche Forschungsanstalt für Segelflug
Designer
History
First flight12 November 1936

TheDFS Seeadler (Sea Eagle) was a Germanflying boatsailplane designed byHans Jacobs[1] of theDeutsche Forschungsanstalt für Segelflug (DFS). It was version of the 1935DFS Rhönadler, with a new fuselage and stronglygulled wings to keep them clear from spray.[2] The aircraft was first flown in the summer of 1935, test piloted byHanna Reitsch,[3] and towed by aDornier Do 12.[4]

Specifications

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Data from Die deutschen Flugboote : Flugboote, Amphibien-Flugboote u. Projekte von 1909 bis zur Gegenwart,[5] Flugzeug-Typenbuch. Handbuch der deutschen Luftfahrt- und Zubehör-Industrie 1944[6]

General characteristics

  • Crew: one
  • Capacity: 85 kg (187 lb)
  • Length: 7.42 m (24 ft 4 in)
  • Wingspan: 17.36 m (56 ft 11 in)
  • Height: 2.21 m (7 ft 3 in)
  • Wing area: 18 m2 (190 sq ft)
  • Aspect ratio: 16.75
  • Airfoil:root: Göttingen 652;tip: Göttingen 535
  • Empty weight: 240 kg (529 lb)
  • Gross weight: 325 kg (717 lb)

Performance

  • Never exceed speed: 140 km/h (87 mph, 76 kn)
  • Maximum glide ratio: 20:1
  • Rate of sink: 0.8 m/s (160 ft/min)
  • Wing loading: 18 kg/m2 (3.7 lb/sq ft)

References

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  1. ^Air Pictorial.24. Air League of the British Empire: 85. 1962.{{cite journal}}:Missing or empty|title= (help)
  2. ^Simons, Martin (2006).Sailplanes 1920-1945 (2nd revised ed.). Königswinter: EQIP Werbung & Verlag GmbH. p. 110.ISBN 3-9806773-4-6.
  3. ^Reitsch, Hanna (1997).The Sky My Kingdom (reprint ed.). Guildford and King's Lynn: Stackole Books. p. 105.ISBN 9781853672620.
  4. ^"Dornier Do. 12" (in Russian). Уголок неба. Retrieved19 August 2009.
  5. ^Gütschow, Fred (1978).Die deutschen Flugboote : Flugboote, Amphibien-Flugboote u. Projekte von 1909 bis zur Gegenwart (in German) (1. Aufl ed.). Stuttgart: Motorbuch-Verlag. pp. 41–43.ISBN 3879435650.
  6. ^Schneider, Helmut (Dipl.Ing.) (1944).Flugzeug-Typenbuch. Handbuch der deutschen Luftfahrt- und Zubehör-Industrie (in German) (Facsimile reprint 1986 ed.). Leipzig: Herm. Beyer Verlag. p. 330.ISBN 381120484X.{{cite book}}:ISBN / Date incompatibility (help)
Hans Jacobs aircraft
DFS Names
RLM designations
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