Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 741
nately, and make each two strokes during one revolution of the shaft I. Into the heelof each foot is screwed a staple of iron in, which receives a hook-catch s, jointed upon a lever, havingits centre of motion at the stud o. The use of this arrangement is to keep up the feet when the clothis being… … some kind, lor the purpose of starting the machine with as little shock as possible. An efficient andsimple coupling of this sort is, however, still a desideratum in practical mechanics. In the machine from which thosedrawings were made, the wipers are ofcast-iron Iliis, however, is not to…
Mechanical engineering
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