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The ''Branlebas'' class was a class of ten destroyers of the French Navy built between 1907–09, used during the First World War. ==Construction and design== The ''Branlebas''-class was a development of the previous , and was the final evolution of the ''300-tonne'' type which the French had built since 1899, with their first destroyer class, the . Like all the ''300-tonne'' destroyers, the ''Branlebas''-class had a turtledeck forecastle with a flying deck, raised above the hull, aft.〔Chesneau and Kolesnick 1979, pp. 326–327.〕 They were long between perpendiculars, with a beam of and a maximum draught of .〔''The Engineer'' 21 August 1908, p. 192.〕 Displacement was .〔Couhat 1974, p. 92.〕 Two coal-fired Normond or Du Temple boilers fed steam at to two 3-cylinder triple-expansion steam engines, rated at , and driving two propeller shafts, giving a design speed of .〔〔 Speeds reached during sea trials ranged from for to for .〔Couhat 1974, pp. 92, 94.〕 A belt of armour was fitted to protect the ship's boilers and machinery.〔Couhat 1974, p. 94.〕 The class was built with the standard gun armament for the ''300-tonne'' destroyers, with a single 65 mm forward, backed up by six 47 mm guns, while two 450 mm (17.7 in) torpedo tubes were carried, with one amidships and one right aft.〔〔 The ships had a complement of 4 officers and 56 men.〔 The ''Branlebas''-class were considered good sea-boats, with reliable machinery.〔Chesneau and Kolesnick 1979, p. 323.〕〔Couhat 1974, pp. 80–81, 92.〕 By the time the class was built, however, they were outclassed by contemporary British and German destroyers, such as the and the German being larger (and more heavily armed.〔〔 (French destroyer size had been kept small owing to the influence of the Jeune École, which favoured the construction of large numbers of small ships.)〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Branlebas-class destroyer」の詳細全文を読む スポンサード リンク
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