Essentials of Mechanical Drafting Elements Principles And Methods With Speci
Essentials of Mechanical Drafting Elements Principles And Methods With Speci
Ludwig Frank
The book Essentials of Mechanical Drafting Elements Principles And Methods With Speci was written by author Ludwig Frank Here you can read free online of Essentials of Mechanical Drafting Elements Principles And Methods With Speci book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Essentials of Mechanical Drafting Elements Principles And Methods With Speci a good or bad book?
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Planes. See Figs. 164, 170, 194; also invisible section, Fig. 165. 88. To draw the isometric of a rectangular object. (a) A CUBE. Fig. 162(b). From any pt. , as A, draw indefinite lines A-B and A-C at 30 and a vert. A-D. Upon these set off the given dimensions of the object to the desired scale. Since each edge is || to one or another of the isom. Axes, it will be || to the corresponding line in the drawing, and the rep- resentation may be completed as shown. It is evident that the isom. Could ...be started from any assumed pt. , as D or E. (b) AN OBJECT WITH RECTANGULAR DETAILS. Fig. 163. Starting at any pt. , as A, draw the isom. Of the bottom board (A), obtaining all measurements from the front and top views. s-J ESSENTIAL ol MICHANICAL DRAFTING j v -i ^ ' r -= 1 : H f r J_ Tff f-I 1 F G J H -^ (a) i. 7^ C 1 * 7 . is 4 G 4- 1 { n -i -1 T 5 1 1 CM \ h G c. L (b) 1 I r FIG. 164 FIG. 165 MECHANICAL PICTORIAL DRAWINGS S3 Details must be built up from the surface or surfaces which they intersect.
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