. The Street railway journal . bility tothe running gear. The hood or overhang part of the roof hasbeen practically taken away to make perfectly easy the manipula-tion of the trolley rope. The effective Taunton digger is appliedto this plow, and, as now built, the manufacturers, who have hadmany years of experience in electric plow building, state that theycan see no opportunity for further improvement in a plow for all-round single track work. The changes made this year, as stated,are not in design, but are mainly in the substitution of timber and 848 STREET RAILWAY JOURNAL. [Vol. XVI. No. 35
. The Street railway journal . bility tothe running gear. The hood or overhang part of the roof hasbeen practically taken away to make perfectly easy the manipula-tion of the trolley rope. The effective Taunton digger is appliedto this plow, and, as now built, the manufacturers, who have hadmany years of experience in electric plow building, state that theycan see no opportunity for further improvement in a plow for all-round single track work. The changes made this year, as stated,are not in design, but are mainly in the substitution of timber and 848 STREET RAILWAY JOURNAL. [Vol. XVI. No. 35. wrought iron in place of cast iron. For ordinary work the exces-sive weight is not often necessary. For the heaviest kind of driftwork, such as is met in Maine and Canada, however, the companymakes the Taunton heavy-nose plow, which weighs twice as muchas the plow described above. A New Steel Trolley Pole A trolley pole which differs in many important respects fromthe ordinary ones now on the market has recently been brought. SECTIONAL TROLLEY POLE out by the Pressed Steel Car Company, of Pittsburgh, Pa. Theaccompanying engraving presents a good idea of the general ap-pearance of the pressed steel poles, sectional views being givento aid the readers understanding of its construction. The newstyle is made in two semicircular sections, so firmly riveted to-gether that they become practically one piece. Thus a maximumstandard of strength is established throughout its entire length,and the occasional uncertainty which accompanies the use of poleshaving two or more longitudinal sections is eliminated. Brackets of a form shown in the illustration are placed on the flanges of thepole at the ground line and at the base, which give additionalrigidity. The manufacturers claim that a pole of this kind can bemade more cheaply than a tubular pole, and have prepared dieswhich enable them to turn out any size from 24 ft. to 40 ft. Amalleable or cast-iron cap covers the top of the pole, whic
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Keywords: ., bookcentury1800, bookdecade1880, bookidstreetrailwa, bookyear1884
