Atkinson, Philip. [from old catalog] · New York, The Century co. · leaf 149
her by thebolts mentioned*above, and insu-lated from eachother with tissuepaper. This pro-duces a lami-nated core,across which wasteful electric eddy currents cannot cir-culate in the iron under the coils, as in a solid core. The drum, or cylinder armature, called also, from itsinventor, the… … Fig. 56. DYNAMOS. 127 mounted directly on the shaft, round which they curve ateach end, as shown, crossing spirally from one side of the cylinder to the other, so thatthere is no interior wire, as inthe ring armature; and theirends are attached to the com-mutator, as shown. This core is also…
Electricity
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