Cornu, P. (English spelling) CornuP

Japanese: Cornu,P.(英語表記)CornuP
Cornu, P. (English spelling) CornuP

…In the 15th century, Leonardo da Vinci left sketches of a rotorcraft with a spiral-type rotor, but it was not until the 20th century that a helicopter capable of flying with a man was created. In 1907, Paul Cornu of France succeeded in the first helicopter flight, with a rotor on both the front and back, at just 30 cm above the ground for a short time of 20 seconds. After that, the American Berliner brothers made a two-rotor helicopter, the Spanish L. Pescara made a biplane with two coaxial rotors (with a total of 20 blades on the top and bottom), and the German AG von Baumhauer made a single-rotor helicopter. Of these, Baumhauer's helicopter had a mechanism almost identical to modern helicopters, but it only managed to float close to the ground. …

*Some of the terminology that mentions "Cornu, P." is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…15世紀になってレオナルド・ダ・ビンチはらせんねじ型ローターをもつ回転翼機のスケッチを残しているが,人が乗って飛行できるヘリコプターが作られたのは20世紀に入ってからである。まず1907年,フランスのコルニュPaul Cornuが前後にローターをつけた機体で,わずか地上30cm,20秒という短時間ながらもヘリコプターの初飛行に成功,その後もアメリカのバーリナー兄弟による2個のローターをもつヘリコプター,スペインのL.ペスカーラによる複葉2段の共軸ローター(上下合わせると20枚ものブレードがついていた)をもつもの,ドイツのA.G.vonバウムハウエルによる単ローターのヘリコプターなどが試作された。これらのうち,バウムハウエルのそれは,今のヘリコプターとほとんど同じような機構を備えていたが,やっと地面近くで浮いたにすぎない。…

※「Cornu,P.」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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