Mechanical drawing; a treatise on the drawing of mechanical and machine details (1920)
Jones, Franklin Day, 1879-1967 · New York, The Industrial press; [etc., etc.] · leaf 228
n making MACHINE DETAILS 215 mechanical drawings it is the usual practice to show this viewrather than that shown at A. After drawing the two lineswhich determine the .thickness of the bolt head, the radiuswhich is equal to the diameter d of the bolt is used to drawthe arc required to complete the… … Fig. 12. Proportions of U. S. Standard Square-head Bolts and Nuts manner, the only difference being that the thickness is madeequal to the diameter d of the bolt instead of one half thewidth across the flats. United States Standard Square-head Bolts. — In Fig. 12is shown the method of drawing…
Mechanical drawing
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