| 主权项 |
1. A force resistant panel system for installation in a structure, said structure having a wall including an aperture defined by a transverse surface extending between an exterior side and an interior side, and a sill defined by said transverse surface, said panel system comprising:
an exterior stop having a lip portion and a wall portion, said lip portion having an exterior facing surface, and an interior facing surface formed from a material capable of magnetic attraction, said exterior stop being fixed with respect to said sill; an interior stop having a channel with a lower portion including an upper surface and a lower surface, a bridge portion having an interior facing surface and an exterior facing surface, and an upper portion ending at a terminal end spaced from said exterior facing surface of said bridge portion, said upper portion having an upper surface and a lower surface, an interior of said channel being defined by said lower surface of said upper portion, said exterior facing surface of said bridge portion, and said upper surface of said lower portion, said upper surface of said upper portion having a groove, said exterior facing surface of said bridge portion being located opposite and spaced apart from said interior facing surface of said lip portion, said channel fixed with respect to said sill, said wall portion of said exterior stop in contact with said lower portion of said interior stop to set a distance between said interior facing surface of said lip portion and said exterior facing surface of said bridge portion; a window panel adapted for being located between said interior facing surface of said lip portion and said terminal end of said upper portion, said panel including a sash circumscribing a window pane, said sash including a material capable of magnetic attraction, and an exterior facing surface and an interior facing surfaced opposite said exterior facing surface, said exterior facing surface adapted for securing to said interior facing surface of said lip portion via magnetic attraction between said sash and said lip portion, said sash including an extension member extending from its interior facing surface adapted for sliding into said channel and contacting said exterior facing surface of said bridge portion when said window panel is dislodged from said interior surface of said lip portion, said window panel movable between a first position and a second position, said first position defined by said exterior facing surface of said sash in contact with said interior facing surface of said lip portion, said second position defined by said extension member in contact with said exterior facing surface of said bridge portion of said interior stop, said window panel moving from said first position toward said second position during a blast, said extension member extending inside said channel when said window panel is detached from said interior surface of said lip portion; and a cover formed from a single unitary member, adapted for being fitted in a portion overlying said extension member and said channel, said cover having a tongue adapted for releasably mating with said groove in said interior stop, said cover in biased contact with said window panel when said tongue is mated with said groove. |
