[Bubier], Edward Trevert, 1858- [from old catalog] · Lynn, Mass., Bubier pub. co. · leaf 96
t is desired, theline is supplied from 1 and 2, while a separate cur-rent must be supplied to 3 and 4 to magnetize thefields. Only two brushes are to be used, one oneach collector ring. In case a self-exciting alternating current dyna-mo is built a specially connected commutator-col.ector and yoke… … Solder COMMUTATOR FOR SELF-EXCITING ALTERNATOR. tator segments, then from one set of brushes, in acontinuous direction through the field winding backto the other set of brushes. By contact of thesebrushes alternately with one segment, then theother, the current is directed alternately again intothe…
Electricity
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