PROTECTION DEVICE OF WINDOW OR DOOR APERTURE

FIELD: building. ^ SUBSTANCE: invention relates to protection devices of window or door aperture preventing from unauthorised penetration to premises and are capable of being effectively opened in emergency situations. The protection device includes an external rejection, pyroelements, each made of...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	DRUZHBIN-KHODOS VLADIMIR MIKHAJLOVICH, BOROCHKIN VALENTIN PAVLOVICH
Format:	Patent
Sprache:	eng ; rus
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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