The mechanical engineer's pocket-book. A reference-book of rules, tables, data, and formulæ, for the use of engineers, mechanics, and students (1910)
Kent, William, 1851-1918 · New York, J. Wiley & sons · leaf 568
is to be multiplied by Ve P X secantof angle HAJ, or l/e P X AJ •*■ AH, to obtain the tension, and each STRESSES IN FRAMED STRUCTURES. 519 figure in the lower line is to be multiplied by l/6 P to obtain the com-pression. The diagonals HB and FO receive no -strain. It is common to build this truss… … OOO fi f2 P3 P4 h Fig. 130. The strains in the upper and lower horizontal members or chords in-crease from the ends to the center, as shown in the case of the Burrtruss. AB receives a thrust equal to the horizontal component of thetension in AJ, or 15/6 P X tan A JB. BC receives the same thrust…
Mechanical engineering
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