Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 212
the rolls opposite each other will move in opposite directions, while themovement imparted to a cylindrical bar or tube (in the line of its axis) passing between the disk-rollswill be in one direction when the bar is above a line drawn through the axes of the rolls, and in anopposite direction when… … suit the diameter of the bar or tube to be rolled or straightened. The rest is brought to its lowestposition, the rolls are revolved, and the cylinder is seized by the rolls, one of which works with adownward motion on the line of bite, and the other with an upward motion, imparting to the bar…
Mechanical engineering -- Dictionaries
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