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 451
weight, and ease of ventilation. The statorcoils are thoroughly insulated. The secondary, or rotor, Fig. 211,has laminations with spacers for ventilating ducts riveted betweenend plates, and the unit thus formed is keyed to the shaft. The coilsare made of strap copper and are pushed into the slots… … Fig. 210. Stator of Type AR Repulsion Motor located inside the rotor at the commutator end, and consists of asteel sleeve, a centrifugal governor, and a spring. The sleevecarries a short-circuiting coil which consists of a helical phosphor-bronze spring inside of which is a ring of flexible copper…
Electrical engineering
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