File:Comparative tests of Illinois Central Railroad locomotives No. 920 and No. 940 (1909) (14758695264).jpg

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Identifier: comparativetests00gibs (find matches)
Title: Comparative tests of Illinois Central Railroad locomotives No. 920 and No. 940
Year: 1909 (1900s)
Authors: Gibson, Miles Otto Lorenz, Frederick Ayres
Subjects: Illinois Central Railroad Company Locomotives Theses
Publisher:
Contributing Library: University of Illinois Urbana-Champaign
Digitizing Sponsor: University of Illinois Urbana-Champaign

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at the 920 failed to handle its train,and made two unsuccessful attempts to get over the hill. Afterreaching Gilman the tonnage was reduced so that the engines couldcomplete the run at a higher rate of speed. See Table of SummarizedData, Pages 38, 39 and 40. OBJECT. The test of these two locomotives was made for determin-ing the saving if any, that could be obtained by the use of theAllfree-Hubbell valve and cylinders, instead of the piston valve andordinary cylinders on the same class of engines. DESCRIPTION OF THE LOCOMOTIVES. Engines 940 and 920 are of the same type and dimensions, with the exception of cylinders and valves. Both locomotives werebuilt by the Brooks Locomotive Company in 1907. Engine 940 is e-quipped with the Allfree-Hubbell valves and cylinders; the otherengine being equipped with the usual piston valve and cylinders. Thefollowing table of engine dimensions and cylinder data was suppliedby the Railroad Company. Plate I is an outline drawing of thisclass of engines.
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4 TABLE I.ENGINE AND BOIENGINE NUMBER GENERAL DIMENSIONSType Built in Builder, American Locomotive Co.Length over all, Engine L E R DATA920 Weight on DriversTotal weight, EngineWeight of Tender, loadedCapacity of Tank Diameter of Drivers, Actual n , NominalMain Rod, Center to Center 940 2-8-0 2-8-0 1907 1907 Brooks Brooks 1 1 40» - 11- 40* - lli 6 6 Length over all, Engine and Tender 66» 1 66 1 - 63 Height of Center of Boiler over rail 101 5~ 32 101 5 32 Driving wheel-base 17 - 0 17 - 0 Engine wheel-base 261 - 0 26 - 0 Wheel-base, Engine and Tender 57 1 1 57 - 3^ 181,000 lb. 181,000 lb, 203,500 lb. 203,500 lb. 145,000 lb. 145,000 lb. 7000 gal.H20 7000 galH2C15 tons coal 15 tons coa) lln63 1163 TABLE II.ENGINE AND BOILER DATA ENGINE NUMBER 920 940 CYLINDER DIMENSIONS Diameter of Cylinders, Nominal 22 22 Actual 22-i R. Side 22-— L. 22-464 Stroke, Piston 30 30 Diameter of Piston Rod 4 4 ( (Hd End 9.55 3.35 (Right Side( ( (CK End 6.5 3.19 Clearance of Cylinders f0( ( (H»d End 7.86 3.comparativetests00gibs

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https://www.flickr.com/photos/internetarchivebookimages/14758695264/

Author

Gibson, Miles Otto;

Lorenz, Frederick Ayres
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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.
Flickr tags
InfoField
  • bookid:comparativetests00gibs
  • bookyear:1909
  • bookdecade:1900
  • bookcentury:1900
  • bookauthor:Gibson__Miles_Otto
  • bookauthor:Lorenz__Frederick_Ayres
  • booksubject:Illinois_Central_Railroad_Company
  • booksubject:Locomotives
  • booksubject:Theses
  • bookcontributor:University_of_Illinois_Urbana_Champaign
  • booksponsor:University_of_Illinois_Urbana_Champaign
  • bookleafnumber:16
  • bookcollection:university_of_illinois_urbana-champaign
  • bookcollection:americana
Flickr posted date
InfoField
27 July 2014


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