Damping and anti-noise device for municipal steel grating

The utility model discloses a damping and anti-noise device for a municipal steel grating, which relates to the field of steel gratings and comprises a support column, a cross rod is inserted into the support column, a plurality of rotating shafts are inserted into the inner side of the cross rod, d...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI SHOUPING, ZHENG CHENGDUN
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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