DEVICE FOR BULK FIREFIGHTING Russian patent published in 2017 - IPC A62C13/22 

FIELD: fire safety.

SUBSTANCE: device for volumetric fire-fighting comprises a functional pyrotechnic bomb mechanical combustion cooperating with an igniter external initiation and which is coaxially mounted over a layer of plaster in a perforated cylindrical body, combined with the receiver adjacent to the closed lid of distributed outlets annular output channel reverse aerosol which is formed on distance from the shell casing rigidly connected through the interlayer of plaster with the outer casing. Perforated body and shell is made of a metal mesh or foil parogazopronitsaemoy, by supporting thermally insulating layer of plaster is conformal coated geotextile membrane. Pyrotechnic block is fixed to a diametrical bridge installed in the bayonet grooves of the housing, and an annular channel with the output openings of the cover is communicated via the expansion chamber.

EFFECT: proposed technical solution to prevent unauthorized operation surround extinguishing device.

3 cl, 1 dwg