Elementary mechanical drawing, for school and shop (1886)
Aborn, Frank, 1845- [from old catalog] · Cincinnati, New York, Van Antwerp, Bragg & co · leaf 102
J in. to the inch. Section IV.—Angular Helical Projections. Prob. 1.—Make a con-structive drawing for ascrew 1J in. in diameter,1J in. long, f in. pitch;V thread, J in. deep and Solution. — Draw theplan and elevation of ahelical band, J in. wide,| in. pitch, and 1 in. di-ameter and 1J in. long,I-VI… … CONSTRUCTIVE DRAWING. 101 Prob. 2.—Make a constructive drawing for aright-hand Y thread screw, 2 J in. long, 4| in. diam-eter, 2 in. pitch, and threads J in. deep and If in.wide. Prob. 3.—Make a constructive drawing for a left-hand Y thread screw 3 in. long, 1J in. in diameter,1J in. pitch; threads…
Mechanical drawing
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