Hydraulic trestle with protective structure

The utility model provides a hydraulic trestle with a protective structure, which comprises a trestle body, a bearing plate arranged on the trestle body, a first track arranged on the outer side of the trestle body, a rotatable mounting disc arranged on the trestle body, a second track arranged on t...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YU RUOPENG, PENG LUMAO, ZHOU GUANGCHANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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