Tunnel excavation device

This tunnel excavation device comprises: a front body part that supports a cutting head; and a rear body part. The rear body part includes a gripper carrier and a gripper part. The gripper carrier is disposed to the rear of the front body part. The gripper part is provided to the gripper carrier. Th...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ASANO, Hiroshi, SEKIYAMA, Naoki, TERADA, Shinichi, MORIOKA, Eiichi, ARAKAWA, Taku
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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