Light blind shutter system with security provision against forced opening (Machine-translation by Google Translate, not legally binding)

Louvered roller shutter system with security arrangement against forced opening comprising: - a blind box (1) with front (10), rear, upper (11) and lower walls and two side walls (12) in the form of a front wall; - a blind shaft (2), rotating around bearings (22) correspondingly provided in the interior part of the front ends (12); - a plurality of shutter slats (3) coupled to each other longitudinally with freedom of rotation around the coupling length, by means of respective upper longitudinal flange (30) in the form of hook and lower guide groove (31); y - traction bands (4) that can be rolled up around the blind axis, which at one end (40) are fixed to the shutter axis and at the other end (41) of which there is a connection piece (5) that can be fitted snugly, but with freedom of rotation, on the upper longitudinal flange (30) of the last or top of the shutter slats, characterized, because: - at least, a blocking device (6) is provided, in the form of a stop, arranged in the same plane as that defined by the blind slats (3) in the deployed or closed state and located above the position occupied by the connection part (5) of the respective traction band in the closing state of the shutter, so that a linear movement of ascent (f) in said plane of said connection piece and therefore of the shutter slats is prevented. Associated with it; y - each end piece (12) is provided with a housing (120) for mounting the respective locking device. (Machine-translation by Google Translate, not legally binding) 1. Sistema de persiana enrollable de lamas con disposición de seguridad contra apertura forzada que comprende: - un cajón de persiana (1) con paredes frontal (10), posterior, superior (11) e inferior y dos paredes laterales (12) en forma de testero; - un eje de persiana (2), giratorio alrededor de cojinetes (22) correspondientemente previstos en la parte interior de los testeros (12); - una pluralidad de lamas de persiana (3) acopladas entre sí longitudinalmente con libertad de giro alrededor de la longitud de acoplamiento, por medio de respectivas pestaña longitudinal superior (30) en forma de gancho y acanaladura de guía inferior (31); y - unas bandas de tracción (4) enrollables alrededor del eje de persiana que por un extremo (40) están fijadas al eje de persiana y en cuyo otro extremo (41) llevan dispuesta una pieza de conexión (5) que puede encajarse ajustadamente, pero con libertad de giro, sobre la pestaña longitudinal superior (30) de la última o superi