City supplies drainage well lid opening device

The utility model discloses a city supplies drainage well lid opening device, including two backup pads, the bottom fixedly connected with of backup pad removes the wheel, two the relative equal fixedly connected with slide rail in one side of backup pad, in this way, the equal fixedly connected wit...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHU YONGJIANG, SUN ZHEJUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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