Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 314
1235. ROLLER COAL CRUSHER.—Driven by a direct-connected steamengine with screw gear. MINING. 305 … 1236. EIGHT-STAMP ORE MILL, for pulverizing gold quartz or other ores.Cams on a power-driven shaft lift thebars successively to equalize the belttension. 1237. ROLLING CRUSHER.—The Aras-tra. Rolling wheels on a cross arm of a verti-cal shaft. 1238. ARASTRA ORE MILL.—Two heavy rolls revolving in a…
Mechanical movements
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