Partitioned cutting type heading machine for tunnel face

The utility model discloses a tunnel face partition cutting type heading machine. Relates to the field of tunnel construction. Comprising a shell, a rotating disc, a telescopic sleeve, a tool arm swing control oil cylinder and a plurality of cutting tool arms are arranged in the shell, the rotating...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TIAN YUFU, ZHU BOJIN, CHEN XUEHUA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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