. Appleton's dictionary of machines, mechanics, engine-work, and engineering. Looking to the fact that at the commencement of the operation the resistance is very small, scarcelyperceptible, and gradually increases as the density of the cotton increases under the action of the Tyler conceived the happy thought of interposing between the piston-rod of the engine and the fol-lower of the press, what are known in mechanics as progressive levers ; that is, lovers so arranged thatat the commencement of the operation, when the resistance presented by the cotton is at its minimum,the arms i
. Appleton's dictionary of machines, mechanics, engine-work, and engineering. Looking to the fact that at the commencement of the operation the resistance is very small, scarcelyperceptible, and gradually increases as the density of the cotton increases under the action of the Tyler conceived the happy thought of interposing between the piston-rod of the engine and the fol-lower of the press, what are known in mechanics as progressive levers ; that is, lovers so arranged thatat the commencement of the operation, when the resistance presented by the cotton is at its minimum,the arms in connection with the follower shall be at their greatest length, and those in connection withthe piston at their shortest, and, as the resistance increases, that these relations of the anus of the leversshall be changed gradually and in proportion to the increasing resistance of the cotton, until at the endof the operation—when the cotton presents its maximum resistance—the arms of the levers in connec-tion with the piston shall be at their greatest length, and those
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Keywords: ., bookcentury1800, booksubjectmechanicalengineering, bookyear1861
