...They are designed to have sufficient buoyancy and to keep the wearer's face facing upwards and the mouth exposed at a sufficient height above the water surface even if the wearer loses consciousness. However, if worn incorrectly or loosely, it is difficult to maintain a stable floating position, and there is a high risk of getting lost. In addition to general-use rafts, there are also rafts for children, small boats, and work, and immersion suits for cold climates have also been developed. Life rafts are available in solid rafts made of wood or plastic, and inflatable rafts. *Some of the terminology that refers to "immersion suit" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…十分な浮力をもつとともに,装着者が意識を失った状態でも,顔面が上方を向き口が水面上十分な高さに露出するように設計されているが,誤った装着状態やゆるんだ状態では安定した浮遊姿勢を保ちにくく,遭難する危険が大きい。また一般用のもの以外に,小児用,小型船用,作業用などがあり,寒冷地用のインマージョンスーツも開発されている。救命いかだには木製やプラスチック製の固形いかだと,膨張式いかだとがある。… ※「インマージョンスーツ」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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