Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 31
Strain 24. THE WEDGE. Strain = force of blow X / za /, length of wedge.■w, width of wedge. … 25. THE SCREW. All measures in equalunits or inches. W = P X [2 X rX 3-1416) Pitch of screwP z= W X pitch of screw2 X r X 3.1416
Mechanical movements
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