A practical course in mechanical drawing for individual study and shop classes, trade and high schools (1912)
Willard, William Franklin, 1879- · Chicago : Popular mechanics company · leaf 139
Fig. 137 When the plane CD cuts the new position, X—6will be the true length of that portion w^hich consti-tutes the surface and can be laid off on X^—6 of thedevelopment. Fig. 138. 136 A PRACTICAL COURSE IN … Fig. 138 Problem ii,—Fig. 139 is an illustration of a gro-cers scale scoop. The development of A is a pattern of the portionof a cylinder which a tinsmith would be required tolay out for a template. Substitute suitable dimensionsand draw. Draw a center line X-X to begin. Dividethe end view of…
Mechanical drawing
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