International Library of Technology · Scranton, International Textbook Co. · leaf 466
distance from center to center of seg-ments is 30°. When one set of brushes is on a lightsegment, the other set must be on a dark segment; hencethe brushes might occupy the position c and d. This,however, would bring the brushes too close together, andwe will place the rocker-arms so as to make… … m^ m Fig. 1653.4198, Fig. 1653 shows a rocker-arm suitable for thesingle-phase machine designed. The arms a, b are 150° M. E. IV.—47 2832 DESIGN OF ALTERNATING apart, and carry the rectifier studs, the arms c, d for thecollector-ring- studs being carried on the same rocker. Thehub e is bored to fit…
Electrical engineering
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