FIRE-FIGHTING UNIT WITH FIRE SUPPRESSANT CONTAINER AND APPROPRIATE COMPRESSED GAS TANK Russian patent published in 2010 - IPC A62C13/72 

FIELD: fire fighting equipment.

SUBSTANCE: fire-fighting unit (50. 50', 50^") comprising a double-enclosed (12, 12') fire suppressant container (10, 10'), a piston (20, 20') axially movable in the container enclosure and isolating in the fire suppressant container a fire suppressant space (22, 22') from an extensive space (24, 24'). According to the invention, inside the fire suppressant container (10, 10') there is a pressure tank (28, 28') in the form of a compressed gas chamber (26, 26') spatially separated from the extensive space and used for high-pressure storage of propellant and for controlled supply thereof to the extensive space (24, 24') at low extinction pressure. The piston (20, 20') is movable along the compressed gas chamber (26, 26').

EFFECT: higher performance of the fire-fighting unit.

1 cl, 15 dwg