Henry and Hora's modern electricity; a practical working encyclopedia (1915)
Henry, James. [from old catalog], Hora, Karel Jan, 1881- [from old catalog] joint author · Chicago, Laird & Lee, inc. · leaf 176
ali in one direction. Thetwo E. M. F.s induced in the two halves of the coil neutralizeeach other. At this moment the reversal of the current direction takes place. As the coil movesonward, the front half of each coil cutsless lines of force than the rear half, inever increasing ratio until the… … WIRES :Fig. 59. in one half and inward in the other, coincide in directionround the coil. 174 MODERN ELECTRICITY The oerlikon type shown in fig. 59 has a stationaryarmature and a rotary magnet field. The latter consistsof one solid disk of iron, the circumference of which isof a peculiar shape,…
Electrical engineering
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