| 摘要 |
<p>The invention concerns a device for pressurising fire extinguishers provided with a gas generator with a pyrotechnic gas-generating cartridge, characterised in that the cartridge comprises propergol contained in a chamber as propellant gas generating constituent and in that it is equipped with a heat exchanger, generally called heat shaft towards and through which the gas products circulate. The invention also concerns an extinguisher provided with such a device.</p> |
