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 28
d is seen. Either single or double circles may be used in the plan,and any of the plans may be used with any of the sections or elevations.The lines representing the roots of the threads when visible are madeheavy if inked, but when dotted all lines should be the same either inink or pencil. When… … Fig. 32. Screw Threads in Section. two or more threaded pieces are shown together, the methods of Fig.32 are used. Clearness may be preserved when drawing threaded piecesin elevation or section by using the methods of Fig. 33 at II, III, and IVwhere the thread lines are left out.
Machinery
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
