. Electric railway journal . Weve just ordered another carload of Davis SteelWheels, says the Superintendent of Power and Equip-ment on the Chicago, Lake Shore and South BendRailway. Their 55-ton equipment hits 60 miles per hour instretches on the sandy south shore of Lake are getting the mileage, with safety, from DavisOne-Wear Manganese Steel Wheels. Uniform wheel diameter is important in their operation. By eliminating expensive re-turningof treads and flanges they obtain a better power factor—more economical operation. The testimony of the South Shore lines warrants
. Electric railway journal . Weve just ordered another carload of Davis SteelWheels, says the Superintendent of Power and Equip-ment on the Chicago, Lake Shore and South BendRailway. Their 55-ton equipment hits 60 miles per hour instretches on the sandy south shore of Lake are getting the mileage, with safety, from DavisOne-Wear Manganese Steel Wheels. Uniform wheel diameter is important in their operation. By eliminating expensive re-turningof treads and flanges they obtain a better power factor—more economical operation. The testimony of the South Shore lines warrants yourserious thought. The Standard for Electric Railway Service AMERICAN STEEL FOUNDRIES noo Mccormick building CHICAGO K 34 Meter ELECTRIC RAILWAY JOURNAL January 5, 1918 the Car Energy. 10 PEL H. PA \SSt a <?/? fPSM/L P£E K. / . PI 7? C/ c- 1914 1915 1916 1917 Showing the Reduc-tion in PowerConsumptionAccomplished by theTri-City Railwaysafter InstallingEconomy Meters ontheir Cars Its one thing to spasmodically cut down power consump-tion. Its quite a different thing to hold that gain over aperiod of years. Thats the real test! And thats what they did in Davenport—made the gain andheld it! In June, 1915, the Tri-City Railways installed ECONOMYMETERS on their cars. A reduction in power consumptionwas apparent at once. In November, 1917, the company had not only held thesaving, but materially increased it. The accompanying chart, taken from the Electric RailwayJournal of Dec. 15th, shows the downward trend of the energyconsumption curve, notwithstanding an increase in schedulespeed. The Journal article, describing the Tri-City Railways ex-perience with meters, says in part: The records covering the entire Illinois and Iowa electricrailway properties for
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