Blueprint reading; a practical manual of instruction in blueprint reading through the analysis of typical plates with reference to mechanical drawing conventions and methods, the laws of projection, etc (1919)
Fairfield, Howard Parker, 1858-, Kenison, Ervin, Waite, Edward B. (Edward Broughton), 1873-, American Technical Society · Chicago, American technical society · leaf 271
n. Onaccount of the curvature of the surface, however,the elements are not equally spaced on the eleva-tion, in order to give the effect of the graduations oflight on the curved surface. The result is thatin drawing the elevation of the cylinder, the dis-tances between the elements are made… … Fig. 184. ShadedVertical Cylinder Fig. 185. Shaded HorizontalCylinder I 1 i Ik Fig. 186. Shaded Sectionof Hollow Cylinder outside elements heavier as well as closer together, as shown inFigs. 184 to 190. Concavity is shown in the same manner, the 192 MECHANICAL DRAWING 127 heavy shading always…
Mechanical drawing · Blueprinting
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