Machine drawing, a practical guide to the standard methods of graphical representation of machines, including complete detail drawings of a duplex pump and of a direct-current generator (1920)
Griffin, Charles Lewis, 1867- [from old catalog], Adams, Charles Clyde, 1882- [from old catalog] joint author · Chicago, American technical society · leaf 90
OB D Fig. 62. Accurate Projections of the Right-Hand V Screw Thread make the drawing are the outside diameter AO, the pitch AC, andthe depth of the thread AK. First draw the two projections of acylinder of a diameter equal to the outside diameter of the screw.Half of the end view is sufficient. On… … Fig. 63. Accurate Construction for Double V Thread cylinder KL, the diameter of which is equal to the diameter AOminus twice the depth of the thread. Now, on this smaller cylinder,starting at point H, perpendicularly under a point on the line ACwhich is half way from A to C, draw the helix LHJ with…
Machinery
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