. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . ratus of the lightest kind, an electriclamp coimection or small battery beingsidVuient. -\s shown in the illustration itma\ be furnished with a double panto-graph fraine, litted with two cuttingtorches for making duplicate cuts at thesame time, and is especially designed lorheavy work. In point of precision itcannot be approaclied by hand work, asthe operator does not require to comenear the torch or torches, his work beingto guide the pantograph over the linesof the enlarged drawing, th
. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . ratus of the lightest kind, an electriclamp coimection or small battery beingsidVuient. -\s shown in the illustration itma\ be furnished with a double panto-graph fraine, litted with two cuttingtorches for making duplicate cuts at thesame time, and is especially designed lorheavy work. In point of precision itcannot be approaclied by hand work, asthe operator does not require to comenear the torch or torches, his work beingto guide the pantograph over the linesof the enlarged drawing, the cuttingflame following the direction thus guidedover a smaller and, consequently, moreexact line of movement. Coming to the use of the oxy-acetylenewelding and cutting process and equip-incnt, we reproduce some illustrations ofrepairs recently made in the shops ofone of the large Eastern railroads. shows one of the pieces in side sheetstaken out above half side sheet cutting of 40 feet in length of J^-inchmetal occupied two hours, with a con-sum]ition of oxygen amomiting 130.
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License: Licensed
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Keywords: ., bookcentury1900, bookdecade1900, bookidrailwaylocom, bookyear1901
