Industrial drawing and geometry; an introduction to various branches of technical drawing (1911)
Spooner, Henry John, 1856- · London, New York [etc.] Longmans, Green, and co. · leaf 125
plan. Nothing more need be said about the construction of this figure, as a glance at it will explain the wholeoperation. So you may now compare it with the alternative method shown in Fig. 315. Here you will see that, instead of con-structing (swinging) the face into the horizontal plane (XY), we… … Fig. 313.—Section giving parabola. PROJECTIONS AND SECTIONS OF SOME TYPICAL SOLIDS 107 to om new ground-line X2Y.2; and by marking off fli the same distance from X2Y2 as a is from XY, and doing the same with theother points—in fact, by making the new plan of each point the same distance from the…
Mechanical drawing · Geometrical drawing
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