. The Street railway journal . STANLEY MOTOR—CLOSED pieces, corresponding to those in the armature, an arrangementwhich results in a very free circulation of air in the interior of themotor. Gear and pinion for this motor are furnished with fourstandard ratios of reduction. The following table gives approxi-mately the gearings ordinarily used for different kind of service:CHARACTER OF SERVICE. Pinion Gear Ratio Freight IS 69 Ordinary Passenger 1/ 67 3-94 Medium Speed 19 65 3-42 High Speed 22 62 Track-Laying Cars The accompanying cut illustrates the track-laying car manu-factured by t
. The Street railway journal . STANLEY MOTOR—CLOSED pieces, corresponding to those in the armature, an arrangementwhich results in a very free circulation of air in the interior of themotor. Gear and pinion for this motor are furnished with fourstandard ratios of reduction. The following table gives approxi-mately the gearings ordinarily used for different kind of service:CHARACTER OF SERVICE. Pinion Gear Ratio Freight IS 69 Ordinary Passenger 1/ 67 3-94 Medium Speed 19 65 3-42 High Speed 22 62 Track-Laying Cars The accompanying cut illustrates the track-laying car manu-factured by the Roberts Car & Wheel Company, of Three Rivers,Mich. A special feature of this car is that the frame is fastenedtogether by double blind tenons at each end of the four cross. TRACK LAYING CARS sills ai d four ^j-in. rods running full width of car; also with twodiagonal truss-rods to keep it in perfect tram. For standard-gagetrack the measurements of the car over sills are 7 ft. 8 ins. x 6 in. It is equipped with cast-iron wheels 16 ins. in diameterwith chilled tread 4 ins. or 6 ins. wide, as required, on steel axles .3 ins. in diameter with babbited boxes. The tool box is inthe center of the car. There are steel 1 oils and draw-hooks ateach corner, and the cross sills are plated with iron. This car \sbuilt for any gage track. A Remarkable Specimen The illustration herewith shows a straight line hanger and earwhich were taken from the line of the Mill Creek Valley StreetRailroad Company, St. Bernard, Ohio. The damaged appearanceof the hanger and ear was caused by a dead short-circuit betweenthe trolley and ground. It seems that in some way the positivetrolley wire came into contact with the negative wire onone of the cars, causing a short-circuit of th
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
