International Library of Technology · Scranton, International Textbook Co. · leaf 495
or armature A A is pulledto the extreme left-hand position. Finger K makes con-tact with finger K. When a current passes through themagnet R, the armature is pulled to the right and the motor 58 ELECTRIC RAILWAYS. 25 circuit of which K and K are a part is opened. Z) is acoil through which all… … Fig. 71. When fingers K, K are pulled apart, the open circuit liesbetween terminals C and B. In other words, when thefingers TTand K touch each other, the current coming inon the trolley wire T takes the path T-C-K-K-J-B-Dthrough the blow-out coil and to the wire M that leads tothe motor circuit.…
Electrical engineering
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