Shop practice for home mechanics, use of tools, shop processes, construction of small machines. Contains a chapter also on theoretical mechanics and on miscellaneous information relative to shop work (1920)
Yates, Raymond F. (Raymond Francis), 1895- · New York, N. W. Henley Pub. Co. · leaf 129
Fig. 158—A bench lathe and the names of its various parts It will be seen that the two sharp-pointed centers ofthe lathe protrude into the ends of the rod. The centersof the lathe are ground at an angle of 60 degrees and … 159—A lathe dog and its use therefore the holes in the ends of the rod made to accom-modate the centers must also taper at 60 degrees asshown in Fig. 160. It must be understood that beforethe holes are produced the exact center of the rod mustbe found. There are several methods of finding…
Machine-shop practice · Handicraft
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