Bulletproof door with bounce detection alarm device

The utility model relates to a bulletproof door with a bounce detection alarm device, which comprises a resistance detector, and a bulletproof layer is formed by sequentially attaching a stainless steel surface layer, an insulating film, a galvanized steel sheet, a bulletproof film and a bulletproof...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	YANG BINGHE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	DETECTING MASSES OR OBJECTS 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 GEOPHYSICS GRAVITATIONAL MEASUREMENTS LADDERS LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM MEASURING PERFORMING OPERATIONS PHYSICS TESTING TRANSPORTING
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