JOINING DEVICE OF COLLAR-LIKE SHEET IN WATERPROOF SHEET AND JOINING METHOD THEREFOR

PROBLEM TO BE SOLVED: To provide a device capable of joining a collar-like sheet with a waterproof sheet smoothly and securely without deforming the waterproof sheet even when a joining machine is brought into contact with the waterproof sheet. SOLUTION: This joining device is used to join a collar-...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MATSUFUJI HIROYUKI, HAGA YUKIO, HIRASAWA YUKIHISA, MAEHARA NOBUYUKI, HARA SHUICHI, KANEKO MICHIKAZU
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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