File:The Street railway journal (1894) (14572188839).jpg

Identifier: streetrailwayjo101894newy (find matches)
Title: The Street railway journal
Year: 1884 (1880s)
Authors:
Subjects: Street-railroads Electric railroads Transportation
Publisher: New York : McGraw Pub. Co.
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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rs whilethe car is in service, a difference in the work they aredoing is noted, and if one is found to be doing more than theother, the fields of this one are weakened by the spread-ing of the pole pieces, and the adjustment continued until a new one substituted with very little trouble and delay.This device was designed and is manufactured by the Liver-more Foundry Company, of Memphis, and is said to begiving excellent satisfaction. This company is also themanufacturer of pinions, trolley wheels and other brasssupplies for electric railways. The brake shoes on all carsare attached by means of adjustable slippers, and are castto embrace the flange of the wheel. By this arrange-ment the shoes are readily removed and replaced. Thecars are provided with a switch throw lor the use of themotormen, which consists of a wooden handle an inchand a half in diameter and three feet long, which ter-minates in a thimble made from a two inch ironpipe, which is flattened at the lower end and slightly
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FIG. 6.—VIEW ON LINES OF THE CITIZENS STREET RAILROAD CO.—MEMPHIS, TENN. MAIN STREET CORNER OF BEALE.EAST END PARK. the work of the motors is equalized. The S. R. G. motorsare equalized or adjusted by changing the position of thebrushes. It is also found of advantage to use the samearmature with the same fields. This, however, is more ofa mechanical than an electrical advantage, as it insures aproper adjustment of pinions and brasses. Both solid andwave pinions are being employed, and the former are giv-ing excellent satisfaction. A change is being made fromsix inch to four and a half inch gears and pinions. Thenarrow pinions have proven sufficiently strong, last equallywell and make less noise. The pinions are all incased,and run in oil. A composite gear is also being employed. This isconstructed with a spider or split core which is attachedto the axle by specially designed bolts and nuts. Theremovable rim is cast in two parts and held in positionby bolts. When worn or broken the

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