CHAPTER FIVE
PROJECTION
Objective:
At the end of this chapter, the students should be able to:
♦ Explain the purpose and theory of multi view projections
♦ Describe “Glass Box Method” of orthographic projection
♦ Mention the principal views and combination of views
♦ Convert pictorial drawings in to orthographic or multi
view projection
♦ Describe representation of circular surfaces, hidden
surfaces in orthographic projection
♦ List the precedence of lines in multi view projection
♦ Explain the necessity of pictorial projection
♦ Discuss the procedure to construct box for isometric
and oblique drawings
♦ Convert orthographic projection in to isometric
projection