. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . , TOOL OR ELECTRODE HOLDER WITH DIST.\NT CONTROL SWIIHL Welder and Metals Company, New York,has also made several important improve-. kl-:(.LA.\L\il(J.\ Ol- CAR K .\ I CKL •General Electric Company, Schenectady, nicnts, especially in the economical useK v., has already won an enviable repu- of the electric current, and the for the stability and variety of quality of their metal electrodes, that the tlic motor being constructed with char-acteristics su
. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . , TOOL OR ELECTRODE HOLDER WITH DIST.\NT CONTROL SWIIHL Welder and Metals Company, New York,has also made several important improve-. kl-:(.LA.\L\il(J.\ Ol- CAR K .\ I CKL •General Electric Company, Schenectady, nicnts, especially in the economical useK v., has already won an enviable repu- of the electric current, and the for the stability and variety of quality of their metal electrodes, that the tlic motor being constructed with char-acteristics suitable for operation on thesbcip or other circuit, and used to drive■1 low voltage generator. The generatorniay I)c cither shunt or compound wound,the shunt-wound machine being satisfac-tory where only one arc is to be operated,while the compound-wound machine isl)refcrable if several arcs are to be sup-plied for the same unit. Generators ; a potential of 75 volts will enablesali^lactory results to be obtained. The regulation of the current supplyi necessary because difTercnt welds re-quire different strengths of currents. Thisis effected by inserting resistance in theu<lding circuit and connecting it in scrieswilh the a
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectrailroa, bookyear1901
