Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 415
earings r also attached to the sole-plate of the carriage-bracket, and works ina long nut or internal screw formed in the cover of the travelling-box X, (see Fig. 1123 for the generalarrangement, also Figs. 1125, 1127, and 1130.) By turning the handle q it is thus clear that the piecewhich serves… … Scale.—12 leet=7 inches. DRILLING-MACHINE. 407 By means of these two motions any point of the table K can be brought under the axis of the drill;and by means of the vertical motion it can be placed at any convenient height. The feed of the tool during the operation of boring is obtained, as before…
Mechanical engineering
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