Safety fixing device for civil air defense door in metro section

The invention relates to a subway section civil air defense door safety fixing device, and belongs to the technical field of protective doors. The door comprises a large door leaf and a small door leaf hinged to the upper portion of the large door leaf, and further comprises a limiting bolt used for...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHUANG FENGLIE, ZHENG SHAOWU, SHU DONGPING, LIANG, WENLIANG
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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