MODULE FOR POWDER FIRE-FIGHTING Russian patent published in 2006 - IPC A62C35/00 B01J7/00 

FIELD: fire-fighting.

SUBSTANCE: module comprises housing that receives the space for fire-fighting powder, gas generator connected with the aerator provided with the perforated side, diaphragm pressed to the throat of the housing by means of coupling nut, member that controls the flow of gas-powder mixture, and fastening unit. The gas generator is made of changeable source of cold gas and has housing made of thin-walled cylindrical shell closed from one side by means of a lid provided with the connecting pipe with the central through opening and provided with the trancated cone from the other side. The output opening of the cone receives the cap-shaped aerator. The distance from the centers of openings of the perforation to the outlet opening of the trancated cone is less than that from the centers to the flat bottom of the aerator. The member that controls the flow of the gas-powder mixture is mounted in the inner space of the throat of the housing bottom and is made of a hollow cylindrical nozzle whose side top section is provided with tangential input openings.

EFFECT: enhanced reliability and efficiency.

9 cl, 3 dwg