SPECIAL LOCALIZATION SHIELD Russian patent published in 2018 - IPC F42D5/45 F42B33/00 

FIELD: pyrotechnics.

SUBSTANCE: invention relates to the field of pyrotechnics, and more particularly to the equipment and assembly of pyrotechnic products and pyrotechnic compounds during their manufacture. Special localization shield includes the carcass of the shield, frame and suspended box. Suspended box is made in the form of a funnel-shaped shell or trough with inclined walls with a hole located in the bottom part with a diameter not less than d≥d’ cm, where d’ – the maximum overall size of pyrotechnic products in this assembly cabin. Entrance to this hole is closed by a check valve with an adjustable counterweight, the outlet of this opening is hermetically connected by a corrugated pipe with a localizing capacity. Corrugated pipe is equipped with a vent connected to the exhaust ventilation system. Localization tank is filled with a neutralizer or a fire extinguishing agent of a pyrotechnic product. In the vent pipe there are filter elements of the gas-air environment from the pyrotechnic product triggered in emergency mode. Below the working apertures of the carcass of the shield, but above the funnel-shaped shell or trough with inclined walls, a technological working platform is installed.

EFFECT: invention has expanded the functionality of the special shield and increased the effectiveness of protection.

5 cl, 3 dwg