. American engineer . e in the smith shop. It is operated from the shop air steel, and compressing engine and tender springs while thebands are being put on or removed; a spring maker with ahelper can put the bands on 10 large locomotive springs perhour with this machine. The dies for punching key slots aremade in two parts, being held together by dowel pins. Thismachine will punch bolts up to Ij/j in. in diameter; they areof course heated, before punching. Fig. 3 clearly shows the 310 RAILWAY AGE GAZETTE, MECHANICAL EDITION. Vol. 87, No. 6. construction of a few of the dies used and the way i


. American engineer . e in the smith shop. It is operated from the shop air steel, and compressing engine and tender springs while thebands are being put on or removed; a spring maker with ahelper can put the bands on 10 large locomotive springs perhour with this machine. The dies for punching key slots aremade in two parts, being held together by dowel pins. Thismachine will punch bolts up to Ij/j in. in diameter; they areof course heated, before punching. Fig. 3 clearly shows the 310 RAILWAY AGE GAZETTE, MECHANICAL EDITION. Vol. 87, No. 6. construction of a few of the dies used and the way in whichthey are applied to the machine. OIL BURNER. A crude oil burner made up almost entirely of standard ga»pipe and fittings is shown in Fig 4. It was designed for heat-ing locomotive frames for welding, and has been found usefulin other work. The oil is fed to the burner through a Jg , which is reduced to a J/^ in. pipe just before entering themixer. The air is suppHed through a J-l in. pipe, wdiich unites.


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroa, bookyear1912