Full-top temporary supporting device

The utility model provides a full-roof type temporary supporting device which comprises a main supporting part which is arranged on a vehicle body of a roadheader in a lifting mode and used for supporting the middle area of the top of a roadway; the auxiliary supporting part comprises a first auxili...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MENG XINGGUO, MENG PENGKE, LIU XIAOMING, GUO XINFENG, WANG LUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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