Fairbairn, William, Sir, 1789-1874 · London, Longman, Green, Longman, Roberts & Green · leaf 29
ON MACHINERY OP TRANSMISSION.Fig. 184. … The smoothness and economy of wheel-work depend entirelyupon the accuracy of the curvature of the individual teethwhich gear with one another. Two chief defects result fromimperfections in their construction: first, the motion com-municated to the driven wheel is irregular, increasing…
Mills and mill-work · Machinery
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