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 127
inute, with a fall of not more than 12 inches. To get up this speed, the water-wheel is furnishedwith more cams, sometimes as many as 32 in number. All, the largest and smallest, work against asort of wooden spring, which checks their upward motion and imparts more momentum to the down-ward i:ill.… … uniform plane ; but often, and especially for finishing hammers, the f:xce is Uke the letter X in relietor else a full cross. This modification is borrowed from the English fiishion, whose hammers, besides, are altogether morepowerful and substantial. Made of iron throughout, the hammer-head and…
Mechanical engineering · Mechanics · Engineering
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