File:The Street railway journal (1907) (14573233089).jpg

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English:

Identifier: streetrailwayjo301907newy (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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FIG. 3.—SHOWING COMMUTATORCONTACT DEVICE ON if this method should be tried by any of the readers, a hightorque meter should be used, the Thomson recording meter being preferable, and that afour-part commutator insteadof a two-part commutator beused; also that as low a rangemeter as will meet the condi-tions be employed. A 100-amp. meter is amply suffi-cient for trolley operationwhere the horse-power ca-pacity of the motors is 140per car. Furthermore, it isdesirable that no iron shouldbe present in the meter, asthe constant changes too widely. Fortunately, with thetests made by the writer upon trolley cars, the varia-tions in current, except where the rates of accelera-

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https://www.flickr.com/photos/internetarchivebookimages/14573233089/

Author Internet Archive Book Images
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(Reusing this file)		 At the time of upload, the image license was automatically confirmed using the Flickr API. For more information see Flickr API detail.
Volume
InfoField
1907
Flickr tags
InfoField
  • bookid:streetrailwayjo301907newy
  • bookyear:1884
  • bookdecade:1880
  • bookcentury:1800
  • booksubject:Street_railroads
  • booksubject:Electric_railroads
  • booksubject:Transportation
  • bookpublisher:New_York___McGraw_Pub__Co_
  • bookcontributor:Smithsonian_Libraries
  • booksponsor:Smithsonian_Libraries
  • bookleafnumber:306
  • bookcollection:smithsonian
Flickr posted date
InfoField
27 July 2014

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This image was originally posted to Flickr by Internet Archive Book Images at https://flickr.com/photos/126377022@N07/14573233089. It was reviewed on 16 September 2015 by FlickreviewR and was confirmed to be licensed under the terms of the No known copyright restrictions.

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