Illustrated catalogue and general description of improved machine tools for working metal (1899)
Sellers, William, & co. [from old catalog] · Philadephia, Levytype company · leaf 295
15-TON ELECTRIC TRAVELLING CRANE.In Machine-Shop of Wm. Sellers & Co., Incorporated. 32 ft. span. Fixed drum, single motor type. Runs on track supportedwholly from roof. Head room available was very limited, and the bridge girdersare only 33 deep. 290 Wm. Sellers & Co., Incorporated,… … 15-TON POWER TRAVELLING CRANE. In the Erecting-Shop of the Geo. F. Blake Mfg. Co. 41 ft. span. Runway 330 ft. long. As shown it was driven b} a squareshaft carried in our patent bearings. After many years of successful service asingle electric motor was attached to the crane and the square shaft…
Machine-tools · Machinery
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