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German submarine ''U-404'' was a Type VIIC U-boat built for Nazi Germany's ''Kriegsmarine'' for service during World War II. She was laid down at the Danziger Werft in the city of the same name on 4 June 1940 as yard number 105, launched a year later on 4 June 1941 and was commissioned on 6 August 1941, with ''Kapitänleutnant'' Otto von Bülow in command. The boat commenced her career with the 6th U-boat Flotilla, a training organization on 6 August 1941, before moving on to operations on 1 October 1941. ''U-404'' carried out seven combat patrols, sinking 14 merchantmen and one warship for a total of over during the Second World War. She also damaged two other ships. The submarine was a member of 13 wolfpacks and was visually identifiable by the particular paint scheme consisting of a prow of a Viking longboat painted in red paint on either side of the conning tower. For his numerous successes, von Bülow received the Knight's Cross. ==Design== German Type VIIC submarines were preceded by the shorter Type VIIB submarines. ''U-404'' had a displacement of when at the surface and while submerged. She had a total length of , a pressure hull length of , a beam of , a height of , and a draught of . The submarine was powered by two Germaniawerft F46 four-stroke, six-cylinder supercharged diesel engines producing a total of for use while surfaced, two Siemens-Schuckert GU 343/38–8 double-acting electric motors producing a total of for use while submerged. She had two shafts and two propellers. The boat was capable of operating at depths of up to . The submarine had a maximum surface speed of and a maximum submerged speed of . When submerged, the boat could operate for at ; when surfaced, she could travel at . ''U-404'' was fitted with five torpedo tubes (four fitted at the bow and one at the stern), fourteen torpedoes, one , 220 rounds, and an anti-aircraft gun. The boat had a complement of between forty-four and sixty. 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「German submarine U-404」の詳細全文を読む スポンサード リンク
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