Merchant, F. W. (Francis Walter), 1855-1937, Chant, Clarence Augustus, 1865-1956 · Toronto : Copp Clark · leaf 86
and the ship is drawn into the dock. 90. Differential Wheel and Axle. This machine is shownin Fig. 91. It will be seen that the ropewinds off one axle and on the other.Hence in one rotation of the crank therope is lengthened (or shortened) by anamount equal to the difference in thecircumferences of… … Fig. 90.—Raising the ships anchor by acapstan.
Physics
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