Fairbairn, William, Sir, 1789-1874 · London, Longman, Green, Longman, Roberts & Green · leaf 267
e purpose. Blundells double hydraulic press is shown in the annexedcut, fig. 312, which shows a vertical section of the press with anelevation of the pumps. The double hydraulic press consists oftwo distinct presses A and b, supplied by two pumps c and d,one of which, c, is 2^ inches diameter, and… … pump c is weighted to 740 lbs. per square inch pressure, and* the smaller, d, to 5,540 lbs. per square inch. The diameter ofthe press rams is 12 inches, and the stroke 10 inches. Eachpress is fitted with four boxes g, G, and receives four bags ofseed in the spaces h, h, producing in all a weight of…
Mills and mill-work · Machinery
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