File:American engineer (1912) (14761231732).jpg

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English:

Identifier: americanengineer861newy (find matches)
Title: American engineer
Year: 1912 (1910s)
Authors:
Subjects: Railroad engineering Engineering Railroads Railroad cars
Publisher: New York, N.Y. : Simmons-Boardman Pub. Co
Contributing Library: Carnegie Library of Pittsburgh
Digitizing Sponsor: Lyrasis Members and Sloan Foundation

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Text Appearing Before Image:
rod pack-ing, putting up the head and casing and marking the strikingpoints requires 121 minutes divided as follows: Oil and apply the piston to cylinder 15 min. Ap(ily tiland and packing and couple up to crosshead 38 min. Put up cylinder head and casing 60 min. Mark striking points S min. DIAGRAM FOR PISTON SPEEDS By L. R. POMEROY.* The piston speed of a locomotive is a function of the rate oftravel over the track, the diameter of the drivers and the lengthof the stroke, and when the travel is expressed in miles per hourand the other two factors in inches, the piston speed, in feetper minute, can be expressed by the following formula in whichP equals piston speed; M, miles per hour; S, stroke and D,diameter of drivers. 56MSP-- Total 121 D While this is a simple formula for calculation, most designersand computers prefer to use the graphical form and the diagramshown herewith is arranged to give piston speeds accurately fortrain speeds between 15 and 85 miles per hour and for various
Text Appearing After Image:
200 400 600 800 1000 .5 IBOO 1400 % .10 1600 1800 £000 Diagram for Obtaining Piston Speeds for Any Given Rate of Travel When the Strol<e and Diameter of Drivers Are Known. The complete time for repairing the piston head and cross-head, including removal and application to the locnmotivc is thusseen ti) take 1,490 minutes, divided as follows: Repairing crosshead 386 min. Making new piston rod complete 479 min. Making new piston head, complete 4S2 min. Making and applying two packing rings 22 min. Applying to locomotive 121 min. Total Motor Omnibuses for London.—In order to meet the enor-mous increase of traffic in London, the Metropolitan ElectricTramways Company has ordered 300 motor oinnibuses whichhave double decks. strokes from 22 in. to 36 in. and driving wheel diameters fromSO in. to 84 in. In using the diagram, it is entered from theleft hand side on the scale of train speeds and the horizontalline is followed until the stroke desired is reached. A verticalline is then fol

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https://www.flickr.com/photos/internetarchivebookimages/14761231732/

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
vol. 86 no. 1
Flickr tags
InfoField
  • bookid:americanengineer861newy
  • bookyear:1912
  • bookdecade:1910
  • bookcentury:1900
  • booksubject:Railroad_engineering
  • booksubject:Engineering
  • booksubject:Railroads
  • booksubject:Railroad_cars
  • bookpublisher:New_York__N_Y____Simmons_Boardman_Pub__Co
  • bookcontributor:Carnegie_Library_of_Pittsburgh
  • booksponsor:Lyrasis_Members_and_Sloan_Foundation
  • bookleafnumber:583
  • bookcollection:carnegie_lib_pittsburgh
  • bookcollection:americana
Flickr posted date
InfoField
27 July 2014

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