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翻訳と辞書　辞書検索 [ 開発暫定版 ] スポンサード リンク Lombard Steam Log Hauler ： ウィキペディア英語版 Lombard Steam Log Hauler The Lombard Steam Log Hauler, patented 29 May 1901, was the first successful commercial application of a continuous track for vehicle propulsion.〔Auman (1984) p.99〕 The concept was later used for military tanks during World War I and for agricultural tractors and construction equipment following the war. ==Description== Alvin Orlando Lombard was a blacksmith building logging equipment in Waterville, Maine. He built 83 steam log haulers between 1901 and 1917.〔Auman (1984) p.100〕 These log haulers resembled a saddle-tank steam locomotive with a small platform in front of the boiler where the cow-catcher might be expected. A steering wheel on the platform moved a large pair of skis beneath the platform. A set of tracked vehicle treads occupied the space beneath the boiler where driving wheels might be expected. The locomotive cylinders powered the treads through a gear train. The log haulers mechanically resembled 10- to 30-ton snowmobiles with a top speed of about .〔Holbrook (1961) pp.77-80〕 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「Lombard Steam Log Hauler」の詳細全文を読む スポンサード リンク 翻訳と辞書 : 翻訳のためのインターネットリソース Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.