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 407
country, but as the side-rodconstruction permits the use of a high motor mounting, the centerof gravity of the locomotive is high and this is considered by manyengineers a matter of great importance. The high center of gravityallows the body to swing sidewise under the action of side forcessuch as… … Fig. 252. Side View of Pennsylvania Locuinutivc Motor 252 and that of the armature and commutator in Pig. 253. Themotor is of the series type with ten field poles and ten commutatingpoles. The commutating poles are small poles located between themain poles and furnishing an auxiliary magnetic field…
Electrical engineering
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