| 摘要 |
<p>The portable or rollable fire-extinguishing device has a pressure resistant closed water tank (1) and a compressed gas bottle (2) is connected external to the water tank. Pressure resistant closed additive containers (8,9) for fluid additive are provided to the device and a switching valve lies within the range of the spraying nozzle. A hose connects additive container with the valve, where the valve has a position, in which the fluid additive present in the additive container is mixed with water jet.</p> |
