Anthony, Gardner Chace, 1856- [from old catalog], Ashley, George Francis, [from old catalog] joint author · Boston, D. C. Heath & co. · leaf 106
develop the cylinder. Principle. When a cylinder is rolled upona plane to determine its development, all theelements will be shown parallel, in their truelengths, and at their true distances from eachother. Since in an oblique cylinder the baseswill unroll in curved lines, it is necessary… … right section, and the elements will be per-pendicular to it. The ends of these perpen-diculars will be at a distance from the lineequal to the true distances of the ends of theelements from the right section. A smoothcurve may then be drawn through the ends ofthe perpendiculars. Method. 1. Draw a…
Geometry, Descriptive
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