. The Street railway journal . variations in chemical composi-tion in portions of tire, but often also are the result of localhardening, due to the unequal heating caused by skidding thewheels. The lathe illustrated here is an interesting tool, having been ,especially designed by the Niles-Bement-Pond Company to en-able the complete advantages of the use of the high-speed toolsteels to be taken. This is made possible by the peculiarlysmooth and powerful character of its worm-gear drive, and isgreatly enhanced by the improved facilities provided for chuck-ing the wheels by centering them in rel
. The Street railway journal . variations in chemical composi-tion in portions of tire, but often also are the result of localhardening, due to the unequal heating caused by skidding thewheels. The lathe illustrated here is an interesting tool, having been ,especially designed by the Niles-Bement-Pond Company to en-able the complete advantages of the use of the high-speed toolsteels to be taken. This is made possible by the peculiarlysmooth and powerful character of its worm-gear drive, and isgreatly enhanced by the improved facilities provided for chuck-ing the wheels by centering them in relation to the journal sur-faces, and then rigidly gripping the tires themselves by specialchuck jaws for the actual drive. The use of these chucks and INTERESTING CARS FOR MOBILE, ALA. Four interesting cars recently delivered to the Mobile Light& Railway Company, Mobile, Ala., by the American Car Com-pany, are of the semi-convertible type built under the Brillpatents. The railway company operates the only electric system in. MOBILE SINGLE-TRUCK SEMI-CONVERTIBLE CAR WITH LONG-TRUSSED TROLLEY BOARD
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
