Illustrated catalogue and general description of improved machine tools for working metal (1899)
Sellers, William, & co. [from old catalog] · Philadephia, Levytype company · leaf 69
Cylinders. Has 6 steel boring-bar driven at both ends of cylinder, independent sliderests for facing both ends ; six changes of boring feed with quick hand adjust-ment • bar withdrawn by hand or power to allow work to be shifted. Completewith countershaft, wrenches and set of cutter heads. Fast and… … VERTICAL CYLINDER BORING-MACHINE. For cjlinders from 4 ft. to 9 ft. diameter up to 10 ft. long. 13 ft. betweenupright columns. Boring bar 76 diameter, run.s in a bushing in the cross-beamand is supported on a step in the bed plate; it may be withdrawn to clean thework. Three cutter heads for…
Machine-tools · Machinery
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