Electricity for everybody; its nature and uses explained (1895)
Atkinson, Philip · New York, The Century Co. · leaf 143
ere is no interior wire, as inthe ring armature; and theirends are attached to the com-mutator, as shown. This core is also laminated,being composed of sheet-irondisks, insulated as above, oneof which is shown in Fig. 58.In its centre is a hole for theshaft, and around this are four*holes for…
Electricity
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