Floor type front canopy support

A floor type front canopy support comprises a beam and column legs connected to two ends of the beam. A vertical framework is arranged on the beam, front canopy sleeves perpendicular to the beams are horizontally arranged at the upper end of the vertical framework, a horizontal framework is arranged...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHU ZHENXIU, CHANG ERMIN, TANG XUEXIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
Online-Zugang:	Volltext bestellen
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