Handbook for machine designers, shop men and draftsmen (1916)
Halsey, Frederick A. (Frederick Arthur), 1856-1935 · New York, McGraw-Hill book company, inc.; [etc., etc.] · leaf 235
ay 22,1902) which has been in entirely satisfactory use since 1884: All bolts in this system are fitted in reamed gages made of cast-iron and of suitable length and section; the gages are known as 9,12, 18, 24 and 30-in. blocks. A bolt 9 ins. in length—measured fromunder the head to the point—is… … Fig. s.—The Baldwin Locomotive Works standard taper bolt system. The diameter at the small end and the angle of taper being thesame, the amount of taper for the 12-in. bolt is ys, for the i8-in.bolt ^, for the 24-in. bolt, i, and for the 30-in. bolt, -j^ in. Thelarge end of the hole of the various…
Machine design
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