. The Street railway journal . d for theaxles. The weight of the finished center not to be less than. 164pounds. TIRES The tires to be of specially tough rolled crucible or Siemens-Martin steel, having a tensile strength of from 50 tons to 55 tonsper square inch, with a minimum elongation of 11 per cent to 8 percent in 2 ins. The tires to be shrunk on the wheel centers, and se-cured to the same by an approved method, so that it will be impos-sible for the tire to work loose sideways, or circumferentially. Theweight of finished tire to be not less than 166 pounds. MILEAGE Every tire must run at
. The Street railway journal . d for theaxles. The weight of the finished center not to be less than. 164pounds. TIRES The tires to be of specially tough rolled crucible or Siemens-Martin steel, having a tensile strength of from 50 tons to 55 tonsper square inch, with a minimum elongation of 11 per cent to 8 percent in 2 ins. The tires to be shrunk on the wheel centers, and se-cured to the same by an approved method, so that it will be impos-sible for the tire to work loose sideways, or circumferentially. Theweight of finished tire to be not less than 166 pounds. MILEAGE Every tire must run at least 5000 miles per % in. thickness with-out breaking the flange, loosening, or showing any other signs of de-fect down to a minimum thickness of % in. REBUILDING G. FIELD COILS AT ST. LOUIS In rewinding the field coils of G. motors in the shopsof the St. Louis Transit Company, some important changesfrom the original way of constructing these coils have beenmade by W. O. Mundy, master mechanic, and his assistant,. I FIG. 1
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
