The essentials of descriptive geometry . Fig. 100. Fig. ioi. and set back. The axes of the two sections not only turn anangle but they no longer meet. The reason for the latter pointwill be clear from an inspection of Fig. 99. 124 ESSENTIALS OF DESCRIPTIVE GEOMETRY Fig. loi shows an elbow made up of sections of the samecone, the cone being divided as shown in Fig. loo. Since theaxis of the cone does not pierce the plane of each joint in thecenter of the plane of the joint the axes wiU have to be offset asshown. A simple method of drawing such elbows is shown in Fig. 103, which is a design for
The essentials of descriptive geometry . Fig. 100. Fig. ioi. and set back. The axes of the two sections not only turn anangle but they no longer meet. The reason for the latter pointwill be clear from an inspection of Fig. 99. 124 ESSENTIALS OF DESCRIPTIVE GEOMETRY Fig. loi shows an elbow made up of sections of the samecone, the cone being divided as shown in Fig. loo. Since theaxis of the cone does not pierce the plane of each joint in thecenter of the plane of the joint the axes wiU have to be offset asshown. A simple method of drawing such elbows is shown in Fig. 103, which is a design for a ships ventilator of three conical and one cylindrical sections, whose axes are given by the broken Hne M
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Keywords: ., bookcentury1900, bookdecade1910, bookidcu3192400462, bookyear1915
