. Illustrated catalogue and general description of improved machine tools for working metal . 36 PUNCHING MACHINE—Arranged for Shearing Attachment. Capable of punching 114 holes in i steel plate with flat punch. Over-reach from centre of main punch holder to back of throat, 36. Front punch forflanges and angles. Toggle-joint stop motion, counterbalanced slide and auto-matic knockout. Machine operated by hand-lever or treadle. Complete withstripper and two sample punches and dies. 36 by 7 fast and loose pulleys onmachine. Shearing attachment, extra. Wm. Sellers & Co., Incorporated, Philadelphia
. Illustrated catalogue and general description of improved machine tools for working metal . 36 PUNCHING MACHINE—Arranged for Shearing Attachment. Capable of punching 114 holes in i steel plate with flat punch. Over-reach from centre of main punch holder to back of throat, 36. Front punch forflanges and angles. Toggle-joint stop motion, counterbalanced slide and auto-matic knockout. Machine operated by hand-lever or treadle. Complete withstripper and two sample punches and dies. 36 by 7 fast and loose pulleys onmachine. Shearing attachment, extra. Wm. Sellers & Co., Incorporated, Philadelphia, Pa. 185 Plate No. 36 LEVER PUNCHING MACHINE—with 8 x 8 Engine. Working pressure 400,000 pounds, will punch ijA hole in 1% steelplate. Has counterbalanced slide and patent toggle-joint stop motion ; reversalof front counterweight will cause slide to stop automatical!}^ at top of geared. Made also to drive by belt or b}electric motor. Head can bearranged to move by hand for setting punch. Overreach altered for different re-quirements. :86 Wm. Sellers & Co., Incorporated, Philadelphia, Pa. Plate No. 155.
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Keywords: ., bookcentury1800, bookdecade1890, bookidillu, booksubjectmachinery
