Grant, George B. (George Barnard), 1849-1917 · Boston, Grant gear works, incorporated · leaf 51
Jjaniem ivheel Fig. 70. … Fin gearing Fig, 69, 93.—KOLLER TEETH. The pin gear is particularly valuable whenthe pins can be made in the form of rollers.Fig. 70, for then the minimum of friction isreached. The roller runs freely on a fixedstud, or on bearings at each end, and can beeasily lubricated. The friction between the…
Gearing
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