Rear supporting leg device of bridge girder erection machine

The invention discloses a rear supporting leg device of the bridge girder erection machine. The device comprises a rear supporting leg cross beam, a bottom rotating supporting frame is fixed to the bottom face of the rear supporting leg cross beam, a rear supporting leg cross beam pulley block is in...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHOU GUOQIANG, ZHANG MIAOHONG, ZHANG GUANGQIONG, XIANG GUANGLI, MA YIJIAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ASSEMBLY OF BRIDGES CONSTRUCTION OF BRIDGES CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FIXED CONSTRUCTIONS OR VIADUCTS
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