[Bubier], Edward Trevert, 1858- [from old catalog] · Lynn, Mass., Bubier pub. co. · leaf 82
thebrushes rest on the commutator, as shown in thecut. In this case it is self-exciting; that is, thedynamo is complete in itself and magnetizes itsown fields. By running one brush on each of therings, shown on each side of the commutator, andseparately exciting the fields from some othersource, an… … RECENT APPLICATIONS. 81
Electricity
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