Arcing or flashing on trolley bus and street car overhead trolley lines have been brought to fore in consequence of blackout conditions prevailing during present war emergency; effectiveness of blackout was being reduced considerably by flashing caused by trolley vehicles; how and why flashing takes place; methods adopted as emergency measure for reducing overhead flashing. (4 p)
Flashing on overhead trolley lines
Passenger Transport J
Passenger Transport Journal ; 81 , n 2057
1939
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
London county council overhead trolley lines
Engineering Index Backfile | 1908
Overhead 'Yellow-Red' Flashing Beacons
NTIS | 1987
|Overhead materials and current collection equipment for trolley bus lines
Engineering Index Backfile | 1922
|