File:The Street railway journal (1894) (14756622074).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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and in-terchangeable, as are also thecoils of the fields. Mica isliberally used in the insulatingof all the coils, and those of thefields have a protective winding to guard against me-chanical injury. All insulation is tested with a 5,000 volt,alternating current. All parts are readily accessible forpurposes of inspection and repairs. The loosening of twobolts allows the lower half of the field to be lowered.The bearings are of babbit metal, lubricated with grease. September, 1894.) THE STREET RAILWAY JOURNAL. 555« The gears are detachable and run in oil. The shaft isunusually heavy, with extra long journals, and is well pro-tected with steel thrust collars. The method of suspension is ingenious and entirelynovel and fulfills perfectly the conditions necessary for weight as is consistent with extremely strong mechanicalconstruction and maximum efficiency. Apparently, everypound of material has been placed to the utmost advan-tage. The motors have operated so perfectly ever since the
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VIEWS ON THE LINE OF THE HOOSICK FALLS RAILWAY. eliminating the rapid deterioration of the rail joints, dueto the usual heavy hammer blow. As the motor ridesfreely on springs adjusting themselves to varying condi-tions, no part of the machinery is subject to undue strainor shock of any description. The motor is of as light road was started that there has been no necessity for re-moving any of the parts, a simple, daily cleaning beingall that is required. These equipments are of the WalkerManufacturing Companys make, type No. 5. They areabsolutely free from fault, either electrical or mechanical. 556 THE STREET RAILWAY JOURNAL. (Vol. X. No. 9. It is found that in operating the cars for high speed ser-vice, the motors are comparatively cool when returned tothe car house after an eighteen hours continuous run,the heating effect being far less pronounced than duringthe first week or two of service, when a slower schedulewas in force. The motive power is obtained from the station ofthe Hoo

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