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 589
wn upon thework in order to level the edges accurately. The third and most important machine of the scries isrepresented in Figs. 3436 and 3437. The belt from the driving-pulley is taken either to pulley // orpulley Cr. A shifter is usually provided (not shown), and connected with the treadle, by… … POTTERY-FORMING MACHINERY. 563
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