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William Spears Simpson
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William Spears Simpson
William Spears Simpson, English inventor of the cycle lever chain, similar to the one cyclist use today, formed by linked triangles with two levels, inner level was driven by the chain-ring and the outer drove the rear cog.
1895
Media ID 23041790
© Mary Evans Picture Library
Bicycle Bike Chain Chained Cycle Cycling Invented Invention Inventor Lever Nov17 Pioneers Roller Simpson Spears
MADE IN THE UK
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