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 71
t the ends of a dimension line toshow the extent of a dimension. An arrow point very much enlarged isshown in Fig. 110. Note that it is two and one half times as long as it iswide and that the two sides are slightly curved. 59 60 MACHINE DRAWING Extension lines are used to extend lines of a view… … Fig. 110. The Arrow Point. Pointing or leading lines are very fine, full or dash lines drawn from afigure or note to show the part of the drawing to which the figure or noteapplies. They may be left plain, have an arrow point, or preferablyhalf an arrow point. Fig. 111. ■ Grind Crind Grind . Grind…
Machinery
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