Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 733
ernately, and make each two strokes during one revolution of the shaft I. Into the heelof each foot is screwed a staple of iron m, which receives a hook-catch s, jointed upon a lever, havingis centre of motion at the stud o. The use of this arrangement is to keep up the feet when the clothis being… … some kind, for the purpose of starting the machine with as little shock as possible. An efficient anrlsimple coupling of this sort is, however, still a desideratum in practical mechanics. In the machine from which thesedrawings were made, the wipers are of • =» • cast-iron. This, however, is not to…
Mechanical engineering · Mechanics · Engineering
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