JOINT STRUCTURE FOR SEGMENT

PROBLEM TO BE SOLVED: To provide a highly rigid joint structure with which segments in a primary lining segment ring can easily coupled one another, and in which the joint has a high strength. SOLUTION: A joint structure comprises a reinforcing means laid between a joint panel 3 serving as a couplin...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YARI NOBUAKI, ISHIHARA YOSHIMITSU, AKIYAMA TERU, NAKAGAWA MASAYOSHI, AMANO REIKO
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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