Suffolk and Berkshire, Henry Charles Howard, Earl of, 1833-1898, Peek, Hedley, Aflalo, Frederick G. (Frederick George), 1870-1918 · London : Lawrence and Bullen · leaf 306
d betweenthe outside of the crank bosses, i.e., it is the length ofthe axle, and as crooked cranks are now obsolete, thisfurnishes a fair standard of comparison. The tread may vary from 4f to 5i inches on machineswith clearance for gear cases ; on racing mnchines w-eshould place 4^ in. as the safe… … Fig. 7—Method of detaching the Crank. To attach the crank—Fit it on to the a.xle, pressing it in and twist-ing it round till it comes flush. If it goes on very stiffly a tap with amallet will drive it home. Then turn the crank upon the axle tillthe flattened side of the axle is parallel with the…
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