7.14 Textbook of Enginnering Drawing------------------
Problem 15 : Figure 7.15a shows a rec;tangualr scoop with allowance for lap-seam and
Figure 7.15b shows the development of the above with dimensions.
E H
H
150 a
G 8
G
DEVELOPMENT
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Fig. 7.15 Rectangular Scoop
Problem: Figure 7.16a shows the pictorial view of a rectangular 90° elbow and Figure
7.16b its development in two parts. E
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a
E E
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Fig. 7.16 Development of 90° Elbow (Rectangular)