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 774
lers, arranged to act as front, rear, andside supports and guides to cast-iron traveling platens, 0 0. They thus take the place of the ordinary slidingsurfaces, and, affordingonly rolling contact, re-duce friction. Fittedinto the backs of theseplatens are racks whichengage with suitable me-chanism,… … 746 ROLLS, METAL WORKING. of these for this purpose being as shown in Fig. 4. The die there illustrated is for forgingcar axles, of one of which a sketch is also given. The dies are iisod in pairs, moved in oppositedirections over the metal to be shaped, the die surfaces, of course, being exactly…
Mechanical engineering
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