Floating Lighthouse

Japanese: 浮き灯台 - うきとうだい
Floating Lighthouse

…This type of coast-fixed type was first put into practical use in the world in 1967 at the Ashikajima Lighthouse on the Miura Peninsula (maximum output 130W). Floating types are often used as floating lighthouses (Figure b). Even if the tube rises and falls with the waves, the sea level inside the tube does not move in perfect sync with it. …

*Some of the terminology that refers to "floating lighthouses" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…このような海岸固定式では三浦半島の海獺(あしか)島灯台(最大出力130W)に世界に先がけて1967年実用された。浮遊させる方式では浮き灯台として利用されることが多い(図b)。波に応じて筒が上下しても,筒内の海水面はそれと完全に一致して動くわけではない。…

※「浮き灯台」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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