. Electric railway journal . opedin the following locomotives at the respective speedsgiven: Valteilina, type 38 of 1906, 40 ; Milan-Varese, type 1-C-l of 1912, 48i ; Loetschberg,type 1-E-l of 1913, 25J ; Silesia, type 2-D-l of1917, 25 When vibration actually occurred onthese locomotives conditions were changed so as toeliminate it. 88 Electric Railway Journal Vol. 57, No. 2 New Line of Electric Drills and Grinders THE Wodack Electric Tool Corporation of Chicago,111., is manufacturing a new line of electric drills,hammers and grinders. Its portable drill is motordriven
. Electric railway journal . opedin the following locomotives at the respective speedsgiven: Valteilina, type 38 of 1906, 40 ; Milan-Varese, type 1-C-l of 1912, 48i ; Loetschberg,type 1-E-l of 1913, 25J ; Silesia, type 2-D-l of1917, 25 When vibration actually occurred onthese locomotives conditions were changed so as toeliminate it. 88 Electric Railway Journal Vol. 57, No. 2 New Line of Electric Drills and Grinders THE Wodack Electric Tool Corporation of Chicago,111., is manufacturing a new line of electric drills,hammers and grinders. Its portable drill is motordriven, using either alternating or direct current, whichis automatically shut off when not in use. This isbrought about by the use of current contacts actuatedthrough a spring lever in the handle, which is releasedas soon as the pressure of the operators grip is removed,much in the same manner as with the dead mans handleused with railway controllers. Wodack drills are madein six sizes, in., ils in., f in., i in., | in. and I PORTABLE ELECTRIC DRILL AND GRINDER In addition to drills the company is manufactur-ing a portable grinder equipped with the same styleof current control. These grinders are made in threesizes depending on the wheel capacity: 3 in. x i in;4 in. X 1 in., and 8 in. x 1 in. The motors used withboth types of tools are made of high grade aluminumand are equipped with SKF ball bearings manufacturers claim to have developed a veryrugged motor which will stand severe overloading andtheir guarantee includes repairs and rewinding of mo-tors free of charge should they burn out for any reasonwithin one year from the date of purchase. Gasoline Substitute for Motor Vehicles IN A RECENT issue of Engineering, London, G. gives the results of experiments on omnibusescarried out by the London General Omnibus Company,Ltd., using benzole-alcohol for fuel. The purpose ofthese tests, he states, was to find a suitable substitutefor gasoline. Benzole and gas
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