The apprentice, or First book for mechanics, machinists, and engineers (1860)
Byrne, Oliver · New York, P. J. Cozans · leaf 186
Fig. 15, sliows a plan of tlic flooring of the bridge, thepositions of tlie rails and floor bracing. Fig. 16. shows two posts part of the stretcher, and thediagonal rods in one of the pannels. Tbe wrought iron requires little workmanship ; the rodsfrom the centre to abutments having but an eye at… … 182 PRACTICAL MECHANICS. knuckles and one swivel for adjustment of strain, and con-A^enience in welding, as well as in raising the whole. The cast iron stretcher is octagonal without, circularwithin, and averages one inch of metal. It is cast in lengthsaccording to the length of panel, and jointed…
Mechanics, Applied
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