Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 299
and is very simple in construction. The leather is acted upon by a cylinder which contains 32knives or blades, inserted Bpirally. A Bharpener is provided, which travels forward and backwardacross the edges of the blades. The cylinder revolves 2,780 times per minute, and the pendulum … swings to and from the operator at a speed of 90 per minute. Power required, from 4 to 5 horse,according to the thickness of the leather. Leather-Splitting Machine, Fig. 2767.—This apparatus is used for splitting hides, the skin beingcarried by the rollers against a long fixed blade. It may be…
Mechanical engineering -- Dictionaries
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