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 253
gout its development, which is a sector of a circle. The arc equalsthe circumference of the circle forming the base of the cone, andthe radius equals the slant height. The projections of any object must be drawn before the develop-ment can be made, but it is necessary only to draw such views asare… … Fig. 145. Development of Hollow Rectangular Prism to be placed in contact with some plane, then the prism turnedon the edge 2-7 until the side 2-3-8-7 is in contact with the sameplane, and this process continued until all four faces have been placedon the same plane. The rectangles 1-2-3-4 and…
Mechanical drawing · Blueprinting
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