CUTTER STRUCTURE OF MULTI-CONNECTION SHIELD

• Main Authors: INO TOSHIMI, WAKECHIGAI TAKASHI
• Format: Patent
• Language: English
• Published: 16.05.2000
• Edition: 7
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

PROBLEM TO BE SOLVED: To eliminate need for providing a rotation synchronization device, and simplify a device to realize stable excavation by mutually overlapping a plurality of cutter rotation radius and providing them to be inclined horizontally in the direction of excavation. SOLUTION: A middle...