Hobart, H. M. (Henry Metcalf), 1868-1946 ed · Philadelphia, J. B. Lippincott · leaf 62
are small, the balance weight is generallydispensed with. Electric Winding.—In winding, whichis the term applied to the hoisting of ma-terials vertically up the main shafts, elec-trical gears have hitherto been used forwhat may be considered moderate powersonly. The largest ones, in use in some… … Fig. 4.—ngner System Ilgner System.—Since, for winding, veryhigh speeds are essential, high rates of ac-celeration are necessary, and in consequencethe maximum force applied to the drum-shaftgreatly exceeds the mean. If the electricwinder consisted simply of an electric motordriving a winding drum…
Electrical engineering
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