In Munich, street-railroad authorities have adopted system of trolley-wire suspension whereby in main streets all poles have been eliminated and rosettes used on buildings, and where poles are necessary elsewhere only half number are employed; it was decided to equip, along similar lines, length of railway route in Metropolitan area of London.
New system of trolley wire suspension which eliminates 50% of poles
Elec Ry Bus Tram J
Electric Railway, Bus and Tram Journal ; 67 , n 1675
1932
2 pages
Aufsatz (Zeitschrift)
Englisch
© Metadata Copyright Elsevier B. V. All rights reserved.
Development of trolley-wire poles for electric railroads
Engineering Index Backfile | 1932
|Europäisches Patentamt | 2020
|Europäisches Patentamt | 2018
|