Flettner

Flettner rotors (at the E-Ship 1)

Anton Flettner, Flugzeugbau GmbH was a German helicopter and autogyro manufacturer during World War II, founded by Anton Flettner.[1]

Flettner aircraft included:

Anton Flettner's interest in aerodynamics (specifically the Magnus effect, which produces a force from a cylinder rotating in a fluid flow) also led him to invent the Flettner rotor which he used to power a Flettner ship which crossed the Atlantic, and the Flettner ventilator which is still widely used as a cooling device for buses, vans and other commercial vehicles and which is based upon the Savonius principle.

  1. ^ Hirschel, Ernst Heinrich; Prem, Horst; Madelung, Gero (2012-12-06). Aeronautical Research in Germany: From Lilienthal until Today. Springer Science & Business Media. pp. 299–300. ISBN 978-3-642-18484-0.
  2. ^ Griehl, Manfred (2012-10-24). X-Planes: German Luftwaffe Prototypes 1930-1945. Pen and Sword. pp. 264–269. ISBN 978-1-78303-419-2.