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 92
lybound with an iron strap. Figs. 268, 269, represent the construction of sheaves, with iron bushings,the collars and rivets being counter sunk. Fig. 270 is an elevation of a sheave showing an arrangementof friction pulleys or roils, to admit of an easier motion. Figs. 271, ^72, represent a front… … Mas. Carrol), Burling Slip. t Burr & Co., South at, N. Y. BLOW-PIPE. The peculiarity of these hlocks consists in the iron straps being closely adjusted to each side of thesheave, so as barely to have its discs free of lateral friction, and then being made to combine in a solidiron bar, at just…
Mechanical engineering
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