Van Nostrand's eclectic engineering magazine (1869)
[New York : D. Van Nostrand] · leaf 332
312 VAN NOSTRAND'S ENGINEERING MAGAZINE. w w 7.5 + 5.5 + 3.5 + 1.5) ^'= 4 W, and so 6.5 + 4.5 + 2.5)16-+ (15.5 + 0.5)|^-= 3.75 W, and so on for the rest, as shown on as in the figure. Another peculiarity of this truss is that the counter-braces connect the two sys- tems. This renders a nice… … All weights and dimensions being as- * sumed the same as for the other trusses, the counterbraces sustaining a shearing strain are a b, cd, and their symmetricals. Of these, the former sustains, vertically, 1.5 W, and the latter, 2 W'.* When half p- * Excepting for the strain on the first tie, the…
Engineering
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