Machine drawing; a text and problem book for technical students and draftsmen (1921)
Svensen, Carl L. (Carl Lars), 1884- · New York, D. Van Nostrand company · leaf 63
I Fig. 93. ^^y^^^/\ 7////// Z//////^ >/////^y ^/////J Y^///// E 52 MACHINE DRAWING When a rib occurs on a plane of a section in such a way that it isnecessary to call attention to it, alternate sectioning can be used as in … Fig. 94. Alternate Sectioning. Fig. 94. Note the use of the dotted line to show the extent of the rib.This method can be used to advantage on one view drawings. 88. When small areas are sectioned the surfaces may be blacked inas in Fig. 95. When large areas are sectioned the surfaces may be in- 3…
Machinery
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