. Illustrated catalogue and general description of improved machine tools for working metal . No. 206 is a very convenient tool. Where there is muchwork of this kind to be done, a power wheel-press of suitable size becomes anecessity. (See Plates Nos. 209-211). \Vm. Sellers & Co., Incorporated, Philadelphia, Pa. 247 Plate No. 206. HAND FORCING Pulleys, Wheels, Engine Cranks, etc. 5)4 screw, thread 26 long, mounted in bearings on convenient woodenframe. End thrust of screw taken upon steel step bearing. Crosshead, about4 feet long, with slots for tension bars, carried upon screw. Ou
. Illustrated catalogue and general description of improved machine tools for working metal . No. 206 is a very convenient tool. Where there is muchwork of this kind to be done, a power wheel-press of suitable size becomes anecessity. (See Plates Nos. 209-211). \Vm. Sellers & Co., Incorporated, Philadelphia, Pa. 247 Plate No. 206. HAND FORCING Pulleys, Wheels, Engine Cranks, etc. 5)4 screw, thread 26 long, mounted in bearings on convenient woodenframe. End thrust of screw taken upon steel step bearing. Crosshead, about4 feet long, with slots for tension bars, carried upon screw. Outer crosshead samesize, made in halves for convenience. Machine complete with crossheads, onepair of clamps 26 long, one set of tension rods 7 feet long, one set 19 feet long,one set of kej^s, one forged hand lever 5 feet long and one 9 feet long. A con-venient machine for heavj miscellaneous work. Its portability is an importantfeature and enables the machine to be used in a variety of locations. 248 Wm. Sellers & Co., Incorporated, Philadelphia, Pa. Plate No. 20^ Fig. a. Fig. HYDRAULIC MANDREL PRESSP:S. Having screw adjustment for length of mandrel. Fig. A, io,{ betweentension bars ; 2 screw, 4 ft. 6 under crosshead, 4-ton jack. Fig. B, 21 betweentension bars ; 5 ft. under crosshead, 4 screw, lo-ton jack. Wm. Sellers & Co., Incorporated, Philadelphl\, Pa. 249 Plate No. 208.
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Keywords: ., bookcentury1800, bookdecade1890, bookidillu, booksubjectmachinery
