Practical applied electricity; a book in plain English, for the practical man. Theory, practical applications and examples (1911)
Moreton, David Penn, 1882- · Chicago, The Reilly & Britton co · leaf 233
Fig. 189 Fig. 190 The commutator shown in Fig. 189 is for a small machine,while the one shown in Fig. 190 is for a large machine. 235. Commutator Risers.—The various commutator seg-ments are connected to the armature winding by means ofcommutator risers. These risers consist of pieces of metalthat…
Electrical engineering
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