International Library of Technology · Scranton, International Textbook Co. · leaf 496
1192. , more poles are used, made circu- lar in outline. A modification of this form of magnet isused by the Siemens & Halske Company, in which the fieldcores project radially outward from a common hub, insteadof inward, the armature revolving outside the poles ofthe magnet. 3202. The number of… … APPLIED ELECTRICITY. 2029 are used seem to have been designed merely with a view togetting something different from any other maker, andconsiderations of economy of material or of mechanicalfitness, which should prevail in the selection of a design,have been largely neglected. These forms described…
Electrical engineering
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