. Illustrated catalogue and general description of improved machine tools for working metal . 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. 36 MANDREL between bars, 36; section of bars, 3 square. Greatest heightfrom base to underside of counterweighted crosshead, 7 ft. 3. May be used withlo-ton or 20 ton jack. Complete with
. Illustrated catalogue and general description of improved machine tools for working metal . 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. 36 MANDREL between bars, 36; section of bars, 3 square. Greatest heightfrom base to underside of counterweighted crosshead, 7 ft. 3. May be used withlo-ton or 20 ton jack. Complete with counterweights, sheaves, , wire rope,and jack. A very handy and complete machine for the purpose, occupying butlittle floor room and covering a great variety of work. We also make a similarmachine 50 between uprights, for 30-ton jack. 250 Wm. Sellers & Co., Incorporated, Philadelphia, Pa. Hydrostatic Wheel Presses. WE were the patentees of what has since become the usual form of hydro-static wheel-press, that is, the machine having a movable abutment, ad-justable along the tension bars, hollowed out in the centre to permit theshaft or axle to pass into the line of pressure. We also patented the hingedblocking piece carried upon the end of the plunger ; and, later, we patented amethod of lining the cylinder with copper without joint or possibility of leak ;which we have found gre
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Keywords: ., bookcentury1800, bookdecade1890, bookidillu, booksubjectmachinery
