Textbook of Engineering Drawing, Second Edition

_____ Development of Surfaces 7.15

Problem: Figure 7.17a represents the projection of a round scoop and Figure 7.17b its

development.

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Fig. 7.17 Development of Round Scoop

Problem : Figure 7.18 shows the projection of a 900 elbow of round section with development

shown for one piece.

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Fig. 7.18 Developmentof90oElbow(Round)

Problem : Figure 7.19 shows the orthographic projection and the development of parts of

funnel.

Problem 20 : Figure 7.20 shows the orthographic projection of a chute and the development

of the parts.