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 205
producing a powerful torque as it strengthens the field. Whencurrent is drawn from the middle of the series winding to supply 174 ELECTRIC RAILWAYS 79 the control circuits, it flows partly through armature A and partlythrough A. These two components of the current flow in oppositedirections in the… … ELECTRIC RAILWAYS PART II BRAKES AND BRAKING The standard device for bringing cars to rest is the brake-shoealready illustrated under the subject of truck details. The brake-head and shoe is carried by a link or hanger as shown in Fig. 80,which supports the weight but leaves the head free to move…
Electrical engineering
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