File:The street railway review (1891) (14759020834).jpg

Identifier: streetrailwayrev01amer (find matches)
Title: The street railway review
Year: 1891 (1890s)
Authors: American Street Railway Association Street Railway Accountants' Association of America American Railway, Mechanical, and Electrical Association
Subjects: Street-railroads
Publisher: Chicago : Street Railway Review Pub. Co
Contributing Library: Carnegie Library of Pittsburgh
Digitizing Sponsor: Lyrasis Members and Sloan Foundation

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economy ofcurrent and output of power, there is little choice betweenthem. The W. T. motor, however, is smaller than the Standard motor and it is claimed is the lightest andsmallest street car motor thus far constructed. It weighssomething less than i,8oo pounds. It is encased in andentirely protected by its iron frame and can be operatedon 3O) 33 «ind 36-inch wheels, and on any gauge of trackdown to 3 feet. It is in great demand for narrow gaugeroads and for mining and other electrical haulage pur-poses. It is made in two standard .sizes, 15 and 20 H. P.Carefully kept records of the operation of electric carson the many roads equipped with Short geared motorsshow that the cost per car mile ranges from 2 to 4 mills.In this connection, it will be interesting to our readers tocompare the official report of the Rochester RailwayCompany, published in our last is,sue, with reports fromother large railways in various parts of the countryoperating electrical apparatus of other systems. The
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SHORT WATER-TIGHT, SINGLE REDUCTION .MOTOR. small, direct cost of repairing those motors is, however,only one part of the problem. The length of time con-sumed in making repairs enters into every record keptby street railway companies, and one of the most valuablefeatures of all Short machines is the facility with whichthey can be repaired in case of necessity. By looseningfour bolts in the motor frame work and taking off theiron strips below the wheel box, a car equipped withGearless motor maybe jacked up, and axle, wheelsand armature complete, run out from under the car. Thearmature coils may be rewound without removing thearmature from the car axle. Field coils can be repairedas easih. The commutator may be reached and dressedwhile the machine is running. With the geared motors it is not necessary to removethe motor and car wheels. A car can be run over a pitand every part of the motor reached without difficulty.The commutator, field coils and armature are easy ofaccess, and the ar

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