Illustrated catalogue and general description of improved machine tools for working metal (1899)
Sellers, William, & co. [from old catalog] · Philadephia, Levytype company · leaf 56
upright to any position on the bed he desires, and with the utmostnicety; he can raise or lower the saddle to bring the spindle to the proper eleva-tion; this motion being accomplished rapidly and with great accuracy. The greatlength of horizontal and vertical movements which is usual in such… … FLOOR-BORING MACHINE—Driven by Belt and Swing Frame. Minimum height of spindle above floor-plate, 14. Maximum height, 6ft. 2. Horizontal adjustment of upright on slide, 4 ft. 10. Spindle, 4 di-ameter, 30 stroke. Largest lift on cone pulle}, 20 diameter for 3 belt. Feedsvariable by our improved…
Machine-tools · Machinery
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