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 132
EWS 119 to the projection method of making mechanical drawings, itdoes show clearly the shape of the casting, which is the essen-tial requirement. A separate detail section, marked on thedrawing Section B-B is included to show the cross-sectionalshape of the casting between the bolt lugs, the… … -—- . „ WW w,x^d ^ Machinery Fig. 26. Another Method of denoting Sections on Drawings which changes occur. For instance, a sectional view such asthe one shown in Fig. 25 might be marked Section A-B-Cthese three letters being placed on the right-hand view toshow the path followed by the cutting…
Mechanical drawing
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