Illustrated catalogue and general description of improved machine tools for working metal (1899)
Sellers, William, & co. [from old catalog] · Philadephia, Levytype company · leaf 316
lates of steel firmlysecured to the levers and their supports, and having a sufficient exposure betweentheir fixed ends, that the amount of bending due to the movement of the leversshall be well within the elastic limit of the material. The long arm of the leverC is coupled by the bar D with the… … HYDRAULIC-SUPPORT TESTING-MACHINE. Maximum Capacity, 500,000 lbs. Ratio from main weighing-platen to point of indicator needle in scale-case,300,000: I. Used for calibrating the hydraulic supports of all new testing ma-chines, and adjusting the poise weights with great precision. Extremely…
Machine-tools · Machinery
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