Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 699
ess has been a great means of overcoming thedifficulty of making large steel forgings. The pressure is so great and so equal throughoutthat the steel in the center of the ingot is worked at the same rate as the outside ; that is,while an ordinary steam hammer would draw the outside only and leave… … Fig. 1. Ttie Dederick press. Fig. 2. horses, and are made in some variety, but all on the plan of compressing small charges indetail consecutively into a long, horizontal, square-cornered box by strokes of a reciprocating PRESSES, HAY AND COTTOK 671 traverser.
Mechanical engineering
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