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 430
Fig. 3. Slide Contact of Schiemann CurrentCollector … Fig. 4. Industrial Trackless Trolley Line at Wurzo.i, GermanyCourtesy of Horseless Age The steering of the system is effected automatically by having thetractor connected with the first trailer in a special way and eachtrailer similarly coupled to the following one. On the tractor is 385 6…
Electrical engineering
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