Folding bridge construction road closure structure

The utility model discloses a folding bridge construction road closure structure which comprises a second supporting rod, the top end of the second supporting rod is fixedly connected with a fixing ring, an annular groove of the fixing ring is square, a square groove communicated with the annular gr...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHU ZHONGHUAI, WANG KUN, WANG QIANGDONG, ZENG YAN, XIA XU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE ASSEMBLY OF BRIDGES CONSTRUCTION OF BRIDGES CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FIXED CONSTRUCTIONS OR VIADUCTS
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