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 696
vy is that it may act as a counterbalance for theother moving parts. In operation, the blank, which has previously been punched or trimmedto the desired size and shape, is placed over the die, and the blank-holder then first descendsin advance of the punch until it rests upon the blank, and exerts… … Fig. 6.—Toggle press. Elevation. 668 PRESSES, FORGING.
Mechanical engineering
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