. The Street railway journal . ient in pre-venting chattering and gives excellent brakingeffect in the stopping of a car. Tests of thisshoe have shown gratifying results as to itslife and effect on the car wheels. A report ofWilliam F. Weiss, master mechanic of theCamden & Suburljan Railway Company, showsthat a set of these shoes with sand pockets wasplaced on a car of that road last spring, andthat this car was run every day for eight weeks,making a total mileage of about 8000. Therewere during this time twenty-one rainy the same road Mr. Weiss reports that theaverage life of brake-sh
. The Street railway journal . ient in pre-venting chattering and gives excellent brakingeffect in the stopping of a car. Tests of thisshoe have shown gratifying results as to itslife and effect on the car wheels. A report ofWilliam F. Weiss, master mechanic of theCamden & Suburljan Railway Company, showsthat a set of these shoes with sand pockets wasplaced on a car of that road last spring, andthat this car was run every day for eight weeks,making a total mileage of about 8000. Therewere during this time twenty-one rainy the same road Mr. Weiss reports that theaverage life of brake-shoes is abijut 3500 milesfor the same kind of shoes without sand pock-BRAKE SHOE WITH -^ ^^^^ braking effect is apparently betterSAND POCKETS with the sand pockets than without. Furthertest of the shoe was made on an eight-wheelcar and the shoes here showed a record of 9500 miles. On thistest all the good points first noted as to the life of a shoe, finebraking qualities and good condition of wheel were again An Improved Steel Conduit System of Electric Wiringf The Simplex steel conduit system for the interior wiring of elec-tric light and power installations consists of a combination ofenamelled or galvanized steel tubes and fittings and accessories,made of malleable castings. The conduits are made from selectedsteel strip, the gage of which varies according to the diameter,from No. 20 B. W. G. in the smallest size to No. 14 in the strip, after being cut to the size required, is passedthrough a tube machine, from which it emerges as a perfectlysmooth and regular tube, with a close joint, and possessing an abso-lutely uniform interior and exterior diameter, which, with theSimplex method of patent socket joints, is of the utmost conduits, or tubes, are made in six grades, including enamelledsteel conduits, enamelled brazed steel conduits, galvanized steelconduits, and screwed conduits, both brazed and unbrazed. Ineach of these gr
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Keywords: ., bookcentury1800, bookdecade1880, bookidstreetrailwa, bookyear1884
