Illustrated catalogue and general description of improved machine tools for working metal (1899)
Sellers, William, & co. [from old catalog] · Philadephia, Levytype company · leaf 83
rloadinggearing. Cone-pulley has five lifts, and there are two changes of gearing, making15 distinct speeds. Spur-gearing for table is all cut. Wrenches, complete over-head countershaft and hangers. Speed of countershaft should be 280 revolutionsper minute. Fast and loose pulleys on countershaft,… … 12-FOOT BORING AND TURNING MILL—with Two vSaddles. Table, lo ft. diameter. Height under cross-head, 9 ft. 6^4. Steel verticalslides, 4 ft. stroke. Independent friction feeds of great range. Safety devices infeed and driving gear. Power-lifting device for cross-head have improved frictiondevice.…
Machine-tools · Machinery
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