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The Avion III (sometimes referred to as the Aquilon or the Éole III) was a steam -powered aircraft built by Clément Ader between 1892 and 1897, financed by the French War Office. Retaining the same bat-like configuration of the Éole, the Avion III was equipped with two engines driving two propellers. While the earlier aircraft had no means ...
Oct 12, 2011 · Avion III engine left side. The motor was configured to produce 15 kg or 16 atmospheres of pressure, rotating at a maximum speed of 480 rpm. Bore and stroke was 120mm and 76mm respectively. Weighing a combined total of 117kg, the engine was a masterpiece of weight conservation; its two-cylinder banks weighed a total of 42kg, the firebox and ...
Ader Avion III, monoplane designed, built, and first tested by the French aeronautical pioneer Clément Ader in 1897. For a table of pioneer aircraft, see history of flight . In 1892 the French Ministry of War commissioned Ader to begin work on a new airplane , a tractor monoplane powered by twin 20-horsepower Ader steam engines that he ...
Clément Ader, (b. Feb. 4, 1841, Muret, France--d. March 5, 1926, Toulouse) was an early enthusiast of aviation who constructed a balloon at his own expense during the Franco-German War of 1870-71. In 1876 he quit his job in the Administration of Bridges and Highways to make more money to support his hobby.
Jul 1, 2013 · Even so, Ader was encouraged by his success. So was the French Ministry of War, which offered him money—eventually, more than 650,000 francs—to build a new and larger model. Over the course of seven years Ader produced a larger, twin-engine version of the Éole named Avion III. In 1897, trials of this aircraft at a military camp were a ...
Ader was able to finance his third prototype, Avion 3, which he finished in 1897 and tested in Satory on 12 and 14 October 1897; this time, the aircraft flew a distance of 300 meters. In 1902, however, Ader abandoned his aviation work because the army had withdrawn funding and he was unable to meet the costs alone.
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When did Clément Ader get a patent?
On April 19, 1890, Clément Ader filed a patent relating to “a winged device for aerial navigation called Avion“. His first demonstration took place on the following October 9, on a 200-meter track that the banker Gustave Pereire had laid out for him in the park of his castle in Armainvilliers, in Seine-et-Marne.
