Extension trolley, designed by MARJOLLET, and in use on French National Railways, carries one axle or truck, and runs on curved track concentric with turntable; it is provided with wheels and guiding device, and carries short length of track on which one end of vehicle being turned is stood; when freight car is being turned, trolley follows round on own track; auxiliary trolley runs on four flangeless wheels, with roller bearings fixed permanently at angle demanded by radius of truck.
Turning wagons of large wheelbase
Ry Gaz
Railway Gazette ; 89 , n 14
1948
2 pages
Article (Journal)
English
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