Jacking span-changing device of vehicle-mounted rail layer

The utility model relates to the field of track layer jacking span changing, in particular to an efficient low-cost vehicle-mounted track layer jacking span changing device which comprises a track flat car, a supporting frame and a hydraulic jacking device, and the track flat car comprises a car bot...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG XUSEN, ZHAO SHIGUANG, ZENG YUE, WANG LICHUAN, MENG CHANG, LIU KANGLE, FAN BAOMING, XU MINGFA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FIXED CONSTRUCTIONS MACHINES FOR MAKING RAILWAYS OF ALL KINDS PERMANENT WAY PERMANENT-WAY TOOLS
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