Fireproof door with ventilation function

The utility model discloses a fireproof door with a ventilation function, which relates to the technical field of fireproof doors and comprises a fireproof door with an upper ventilation slot and a lower ventilation slot, and normally open ventilation structures are arranged in the upper ventilation...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI ZHISHENG, XIE XINGGUO
Format:	Patent
Sprache:	chi ; eng
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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