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 412
Fig. 258. View of Hollow Armature Shaft and Pin Plate Current is normally taken from the trolley wire through apantagraph as shown in Fig. 259, which shows the complete loco- 8«6 ELECTRIC RAILWAYS 269 … 367
Electrical engineering
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