Babbit, Arthur B · New York, H. Holt and company · leaf 147
y letters, the cutting plane wouldpass along the line ABC. Thus it will be seen thatthe path of the cutting plane need not be a straightline, as was the case in Figs. 44 and 45. In Fig. 47 theplace where the cutting plane ends is shown by a fullobject line, but it is often the practice to use… … # r^ i i 1 » 11 1 1 r/g. -f7 //^. ^e tinuous is shown in Fig. 49. In this example thecutting plane passes along the horizontal center lineto the shaft upon which the disc is mounted, thencearound the shaft to the horizontal center line again,and along this center to the outside of the piece.This…
Mechanical drawing
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