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 351
Fig. 82. Frame and Field Coils of Commutating Pole MotorCourtesy of Crocker-Wheeler Company … Fig. 83. Crocker-Wheeler Armature Core for Form H Motor 313 68 TYPES OF GENERATORS AND MOTORS feature in this line is that the frame is of cast steel with the polescast integral with the rest of the frame and carrying laminated poleshoes. The sizes from i to 3 horsepower furnish, when…
Electrical engineering
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