. Illustrated catalogue and general description of improved machine tools for working metal . 6-FOOT BORING AND TURNING MILL—For Steel Railway heavy, powerfully g-eared mill for special work; table 72 diameter, cross-head fixed at 18K above table; two saddleswith independent adjustable ratchet feed; vertical stroke 14 four speed cones and two countershaft speeds make 16 speeds of table;mill selt-contained ; no part projects below floor line and no independent foundations required; complete with countershaft,wrenches and cranks; fast and loose puUevs 16 diameter, 4 belt, making 195
. Illustrated catalogue and general description of improved machine tools for working metal . 6-FOOT BORING AND TURNING MILL—For Steel Railway heavy, powerfully g-eared mill for special work; table 72 diameter, cross-head fixed at 18K above table; two saddleswith independent adjustable ratchet feed; vertical stroke 14 four speed cones and two countershaft speeds make 16 speeds of table;mill selt-contained ; no part projects below floor line and no independent foundations required; complete with countershaft,wrenches and cranks; fast and loose puUevs 16 diameter, 4 belt, making 195 and 218 revolutions per minute adjustable from _i_ to ;*» per turn of table. Wm. Sellers & Co., Ixcorporated, Philadelphia, Pa. 7 =Plate No. Ext 7-FOOT BORING AND TURNING M.^VCHINE—For Stei-i. , powerfully geared mill for tires aud other heavy steel work. Table dial max: justable saddle 42; two saddles with independent variable ratchet feed; vertical stroke J3; cross-head raised and lowered by-power; feed variable by J to ^s; self-contained, no independent foundation required; complete with countershafl, cranksaud wrenches. Fast aud loose pulleys 16 diameter, 4 belt, 195 revolutions per minute and 21S revolutions per luiuute respec-tively, giving 16 distinct table speeds. 76 Wm. Sellers & Co., Incorporated, Philadelphia, Pa. Plate No. 61
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Keywords: ., bookcentury1800, bookdecade1890, bookidillu, booksubjectmachinery
