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Martin MB-1
The Martin MB-1 was a 1910s American large biplane bomber designed and built by the Glenn L. Martin Company for the United States Army Air Service. It was the first purpose-built bomber produced by the United States. In 1921 Martin produced its KG.1 variant of the MB-1, with 10 purchased by the Navy as a torpedo bomber under the designation MBT. After two were purchased, the designation was changed to Martin MT. ==Development== In response to a requirement from the Air Service for a bomber that was superior to the Handley Page O/400. Martin proposed the MB-1 and were rewarded with an initial production contract for six aircraft. The MB-1 was a conventional biplane design with twin fins and rudders mounted above the tailplane and a fixed tailwheel landing gear with four-wheel main gear. Powered by two 400 hp (298 kW) Liberty 12A engines. It had room for a crew of three in open cockpits.
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「Martin MB-1」の詳細全文を読む
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