Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 570
iangularwooden prisms are placed, and into the hollow spaces betweenthe prisms and the teeth coils of silk covered copper wire are fitted.In all the helices the wire is coiled in the same manner, andeach of them is formed of nine spirals. Two consecutive coilsare separated from each other by an… … All the wires are grouped on the axle which carries the wheelthus constructed. One extremity of these wires forms the endof one coil, and the other the beginning of the following coil, 650 THE ELECTRIC LIGHT. and this is ejected by causing them to pass through holes madefor this purpose in a wooden…
Electrical engineering
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