Johnston, Philip Devereux, 1855- · New York, D. Williams Company · leaf 132
enable the thread to becut all the way over the body. At the point there areseveral styles of finish, all of which are indicated, viz.:The cup, fiat and point. Sizes of standard set screwheads are given in the table, but if drawn with theshort diameter and height equal to the diameter of thebody of… … oig2. STANDARD NUTS AND BOLTS. 126 A MANUAL OF MECHANICAL DRAWING. time consumed in a needless detail. The rule usuallyfollowed is to make the long diameter equal to twicethe diameter of the bolt, and the height equal to thediameter of the bolt. The arcs showing the chamfer aredrawn in by the eye,…
Mechanical drawing
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