. The Street railway journal . strated inFig. 8, but employing a different method of connecting theterminals to the rail. The terminal is cored out beforebeing slipped into the bond hole. A small steel ball,slightly larger in diameter than the core, is then forced into STREET RAILWAY JOURNAL. September, 1898.] the hole by sledge and follower. This expands the ter-minals, forcing the copper closely inside the bond hole inthe rail web. The ball is forced all the way through, mak-ing good contact between the copper and the steel at everypoint. In case the ball should slip through too easily aseco
. The Street railway journal . strated inFig. 8, but employing a different method of connecting theterminals to the rail. The terminal is cored out beforebeing slipped into the bond hole. A small steel ball,slightly larger in diameter than the core, is then forced into STREET RAILWAY JOURNAL. September, 1898.] the hole by sledge and follower. This expands the ter-minals, forcing the copper closely inside the bond hole inthe rail web. The ball is forced all the way through, mak-ing good contact between the copper and the steel at everypoint. In case the ball should slip through too easily asecond ball, slightly larger in diameter, is driven bond is supplied by the Harrington Rail BondingCompany, and is made under the W. R. Cocks patent. Fig. 10 shows the Harrington diagonal bond, alsosupplied by the Harrington Rail Bonding Company, anddesigned to be inserted at the junction of the web and baseof the rail, as shown. It is intended for bonding outsidethe angle plate, and made up of four copper wires rolled. FIG. 6.—AMERICAN SOLID BOND
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
