A practical course in mechanical drawing for individual study and shop classes, trade and high schools (1912)
Willard, William Franklin, 1879- · Chicago : Popular mechanics company · leaf 114
MECHANICAL DRAWING 111 DEVELOPMENT BY PARALLEL PLANES Problem i,—Fig. 114 is an illustration of two inter-secting pipes. First, draw the plan and front eleva-tion. Conceive a series of parallel planes, A, B, C, D,E, F, G, cutting through both pipes and parallel to … Fig. 115 the front elevation. Each plane cuts two elementsfrom each pipe, and all of the four elements lie inthe same plane. In this case, two elements of pipe Bpenetrate one element of pipe A. Determine the pro-jections of each element thus cut, and where theyintersect is a point of penetration.…
Mechanical drawing
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