Warning device for road, bridge and tunnel building construction

The utility model discloses a warning device for road, bridge and tunnel building construction. The warning device comprises a warning plate, a base, a lifting mechanism, a warning mechanism and a reinforcing mechanism. The lifting mechanism comprises a bottom column and a telescopic rod, a second m...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	XIE WUXIN, LIU SONGQIANG, GE YUTONG, YAO XIANMING, XIAO JINGLIANG, WANG YUPENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FIXED CONSTRUCTIONS
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