Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 198
in steel plates assembled upona mandrel and firmly riveted to-gether under hydraulic power. The core is accuratelybored and the spider is pressedupon the shaft in the same man-ner as a cast-steel spider. Thepoles, one of which is shown inFig. 168, are also built up ofsteel laminations of the… … Fig. 168. One of the Field Poles Which Fitsinto the Core of Fig. 167 173 162 ALTERNATING-CURRENT MACHINERY
Electrical engineering
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