Ornithopter
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An ornithopter is an aircraft that flies by flapping its wings. Designers sought to imitate the flapping-wing flight of birds, bats, and insects. The term covers a wide range of possible designs. Orni
Leonardo da Vinci's ornithopter design
E.P. Frost's 1902 ornithopter
Otto Lilienthal on August 16, 1894, with his kleiner Schlagflügelapparat
Schmid 1942 Ornithopter
Cyclogyro
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The cyclogyro is an aircraft configuration that uses a horizontal-axis cyclorotor as a rotor wing to provide lift and, sometimes, also propulsion and control. In principle, the cyclogyro is capable of
Ornithopter
…Frank Herbert's Dune series, where they are the primary form of air transportation used by House Atreides in the desert climate of the planet Arrakis. Cyclogyro Gyroplane…
Cyclone-2020 during the Armiya 2021 exhibition