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Scientific American, Vol. 86, No. 21 (May 1902) (1902)
leaf 7
trusses of the frame, and these girders form tracksfor electric cranes, each of five tons capacity. The great advantage of the system is found inthe independent action of the cranes. Two cranesare assigned to each building berth, and it is prac-ticable to proceed with the construction of four… … A Pair of Overhead Traveling Cranes.HANDLING MATEBIAL IN SHIPYABDS. © 1902 SCIENTIFIC AMERICAN, INC May 24, 1902. cantilever crane. By utilizing two of the cranes,loads of ten tons may be transported with ease. in. Vignons Researches and the Holy Shroud. At a meeting of the Paris Academy of…Patents · Apparatus · Gas · Oil · Design patents · Scientific American · Machine work · Liquid fuel · Gas engine · Fuel oil · Design patent · Mont pelee · Oil fields · Texas oil
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