| 摘要 |
<p>The invention relates to a product that, in a closed position, forms a guard rail for any type of exits, windows, doors, corridors and others, and that, once expanded, provides security for fall-prevention protection and can optionally be used as an anti-theft device, and that comprises at one end thereof a hinge system (43) attached on one of the rails (1) provided with reception gudgeons (42) so as to provide a gate effect adapted to any type of opening to be secured. The product comprises two pre-perforated guiding and bearing rails (1) and a compact security member (6) provided with hollow telescopic tubes (21) urged by springs (22) and maintained by horizontal crossbars (20), and mechanical housings having horizontal axes (9, 28) and springs (16) located at the end of the crossbar (7; 24) at each of the ends, as well as a handle system (34) with a lock including an additional closing system with anti-expansion jaws (36) in case of exits different from windows. An upper high blocking crossbar (44) is also provided for totally immobilising the compact element (6).</p> |
