Cyclopedia of locomotive engineering, with examination questions and answers; a practical manual on the construction care and management of modern locomotives (1916)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & co., pub. for Sears, Roebuck & co. · leaf 50
Figure 10 THE BOILER 49 sheet and the bottom of the crown bars. These thim-bles maintain the proper distance between the crownsheet and crown bars. The second method of supporting the crown sheetis by the use of radial stays, which are long stay boltsscrewed into the outer shell and into the crown… … Figure 11 Fig. II shows a longitudinal section of a fire-boxhaving the crown sheet secured by radial stays, andFig. 12 is a transverse section and back view of thesame. The principal defect in this construction is,that in order to resist successfully the strains inducedby the pressure on the crown…
Locomotives
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