Practical electricity .. with questions and answers (1911)
Cleveland armature works, [from old catalog] comp, Lincoln, John C. [from old catalog] · [Cleveland, Ohio, Cleveland armature works] · leaf 172
armature, and the current inpassing from one commutator bar to the next is compelledto flow under all the poles on the dynamo. This is shownin Fig. 62. With a wave winding either two or four brushesmay be used. This method of winding possesses the greatadvantage that the E. M. F. produced in each… … Figure 62Wave winding on four pole dynamo. 162 The brushes in a four-pole dynamo are placed 90 degreesapart, in a six-pole dynamo 60 degrees apart on the com-mutator. In a four-pole dynamo brushes opposite eachother should be connected together. In a six-pole dynamothree sets of brushes 120 degrees…
Electricity
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