…Originally, it refers to structures made of earth, brick, stone, or concrete, but vaults made of light materials such as wood, cloth, glass, synthetic resin, and metal are also commonly called vaults. The basic types are tunnel vaults (barrel vaults) and domes, the former of which dates back to around 1200 B.C. in Egypt. The latter have been known for longer than that, and are also found in igloos (Eskimo snow houses) and peasant homes in the Middle East and Central Africa. … *Some of the terminology that mentions "barrel vault" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…本来は土,煉瓦,石,コンクリートなどで造ったものをいうが,木,布,ガラス,合成樹脂,金属などの軽い材料で造ったものも一般にボールトと呼ぶ。その基本的なものはトンネル・ボールト(バレル・ボールトbarrel vault)とドーム(円蓋(えんがい))で,前者はエジプトに紀元前1200年ごろのものがある。後者はそれよりも古くから知られ,またイグルー(エスキモーの雪の家),中近東や中央アフリカの農民住宅などにも見られる。… ※「barrel vault」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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