…It was developed from the hot air balloon, but unlike the hot air balloon, the shape of the gas bag is usually streamlined for better flight. The first airship that could fly in a steerable manner was built in 1852 by Henri Giffard (1825-1882) of France. The spindle-shaped gas bag was 44 m long and 14 m in diameter, and was filled with hydrogen gas. It was powered by a steam engine and a propeller, giving it a speed of 8 km/h. … *Some of the terminology that mentions "Giffard, H." is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…気球から発達したものであるが,そのガス袋の形状は気球とは異なり,飛行に適するように流線形状をしているのがふつうである。操縦できる形で飛行した最初の飛行船は,1852年フランスのジファールHenri Giffard(1825‐82)によって作られた。紡錘形のガス袋は全長44m,直径14mで,これに水素ガスを詰め,蒸気機関とプロペラの組合せで8km/hの速度が出せた。… ※「Giffard,H.」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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