Ballast bed track construction and maintenance device and railway car

The invention belongs to the field of rail transit, and particularly relates to a ballast bed track construction and maintenance device. The device comprises a rotating mechanism, a combined arm and a hydraulic cylinder, wherein the rotating mechanism is connected with a railway car through a movabl...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	WU QIANGJIAN
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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