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 220
4*3-56 OVAL FILLISTER-HEAD … Machinery Fig. 6. Methods of designating Machine Screws on Drawings 208 MECHANICAL DRAWING form of screw is used when the head should be set either flushor slightly below the surface. The correct proportions of thehead may be determined by the formulas accompanying Fig.7. It is not usually…
Mechanical drawing
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