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 129
de at will. The head or tool-holder is i)ivf>ted on liorizontal studs at ttie right of the housing of tlie machine, and is madeto raise and lower when cams borne bv the front end of its saddle come into contact with up-ward-projecting studs (m the sides of the traveling-bed. The shape of the… … CENTERIXG-MACHINE. 115 position of the knives with regard to the tool-post. The bed traveling back and forth, andthe tool-post and its knives working up and down as the cams pass over the studs on the car-riage, produce the proper combination of movements to make carved moldings. A Geomeirical…
Mechanical engineering
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