Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 209
204 LATHE in B and E, Fig. 2551, and turns -with it. The boring-head which holds the cutters is shown at G. and icconnected with two screws nearly the whole length of boring-bar, set in grooves and moving with the barand shown by dotted lines, which screws regulate the descent or feed, as it is… … On the upper end of the boring-bar shown at a, Fig. 2552, is placed the geer by which the proper moHtion is given to the feeding-screws. On the end of each feeding-screw is placed a small pinion, wliicbaeers into the inner teeth of a wheel which is loose on the top of boring-bar, and of course does…
Mechanical engineering · Mechanics · Engineering
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
