WATERPROOF PLATE DEVICE

To take measures when an excessive downward load is applied to a waterproof plate in the upward movement state, in the waterproof plate that moves up from a first underground partition room to close an opening based on the increase in the weight of a water collection bucket due to water collection a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	FUKAGAWA DAIKI, TAKADA YUJI, MANO SHINGO
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL FIXED CONSTRUCTIONS FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES LADDERS
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