FIRE WALL Russian patent published in 2005 - IPC

FIELD: construction, particularly multi-purpose buildings and building structures adapted to prevent fire spreading and combustion product emission from fire site into another compartments of the structure.

SUBSTANCE: fire wall comprises load-bearing structure and three-layered panels connected to the structure. Load-bearing structure has concrete columns. Each three-layered panel includes rock wool core. The panels overlap the columns and are connected to them through fastening members having heads. Panels are butted one to another and vertical butts between the panels are filled with rock wool. Head of each fastening member is covered with metal case defining a space above fastening member head. The space is filled with rock wool. Strip of heat-sealing foaming material is located on column surface brought into contact with vertical butt between the panels. The wall is provided with at least one additional case connected to the column by one end thereof and to panel surface facing column by another end of the case. Space defined by surfaces of additional case and panel is filled with rock wool.

EFFECT: increased reliability and stability of load-bearing structure, reduced fire influence on neighboring isolated rooms of the building.

2 cl, 3 dwg