The elements of the mechanics of materials and of power transmission (1911)
King, William Richard, 1852- · New York, J. Wiley & sons; [etc., etc.] · leaf 260
,such as cranes. The numbers attached to the spur wheels andpinions indicate the number of teeth they contain. The length 250 THE ELEMENTS OF POWER TRANSMISSION of the lever handles being i8 inches, the radius of the drumlo inches, and the power applied to each of the handles 40 pounds,it is… … 1^ Fig. IS- Solution. — Since the radii of wheels are proportional to thenumber of teeth, we may denote by 15 x and 120X the radii ofthe first pinion and the last spur wheel of the train respectively. Denoting the length of the power handles and the radius ofthe drum by a and b respectively, we…
Mechanics, Applied · Power transmission
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