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British engineer who invented the first two-stroke engine Clerk cycle internal-combustion engine.
Sir Dugald Clerk who invented the first two-stroke engine Clerk cycle internal-combustion engine, widely used on light motorcycles and other small machines in 1878 and patented it in England in 1881.The principal difference between the Clerk cycle and the more common Otto cycle is that the Clerk cycle generates an ignition once every two strokes of the piston rather than once every four. He was a graduate of Anderson's University in Glasgow (now the University of Strathclyde), and Yorkshire College, Leeds (now the University of Leeds). He formed the intellectual property firm
with George Croydon Marks, called Marks & Clerk. He was knighted on 24 August 1917.
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variant spelling:
DUGALD, CLERK
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Curriculum vitae
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* 31.03.1854
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Glasgow, Ecosse
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born
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1881
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Angleterre
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Brevet déposé pour un moteur à deux temps.
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24.08.1917
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Angleterre
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Il a été anobli le 24 Août.
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† 12.10.1932
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Ewhurst, Surrey, Angleterre.
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died
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