The apprentice, or First book for mechanics, machinists, and engineers (1860)
Byrne, Oliver · New York, P. J. Cozans · leaf 171
pper chord ; B B,tlie lower chord ; C, C, tension rods ; D, D, braces. 166 PRACTICAL MECHANICS. When a sufficient weight is applied co any truss of thisoutline, to cause deflection below the straight line, the up-per ends of the braces D, D, are made to approach eachother, and the distance between…
Mechanics, Applied
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