GAS GENERATOR DEVICE Russian patent published in 1995 - IPC

FIELD: fire fighting engineering. SUBSTANCE: device has combustion chamber 1 with cover 2 and cavity 3 for solid fuel charge to be put in, gas conduit with ejector made in form of nozzle unit 5 and diffuser tube 6. The fire fighting agent is enclosed in suction envelope placed in combustion chamber 1 having rigid part 12 and flexible part 15 connected with each other. The ejector is mounted on device cover 2 with eccentricity relative to both parts of the envelope. Passage cross-section of clearance 16 along the generatrix of combustion chamber 1 is adjustable. EFFECT: enhanced effectiveness in use; reduced charge consumption; lowered device weight. 5 cl, 2 dwg