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 745
the plate,so as to keep the wear of the latter as even as possible, since the middle of the surface of the plategenerally suffers the most from use, becoming in time hollow. The harder the plate bears upon thework, the darker the spots where it touches will appear, so that the darker the spots the… … 3709. i—-—t ! :—• „ ■..—■—rr\ 1 : .\-,\.yg^\^ at and during the last scraping; and it may be here remarked that the scrapings are taken very lightand in a direction lengthwise of the surface-plate marks during the finishing process. J. R. SCREW-CUTTING LATIIE-TOOLS. See Lathe-Tools, Screw-Cutting.…
Mechanical engineering -- Dictionaries
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