| 摘要 |
fire-fighting equipment, particularly, powder-type fire extinguishers with gas generators; applicable in fire extinguishing with supply of powdery fire- extinguishing substances to fire seat. SUBSTANCE: quickly burning gas-generating charge with definite burning time is arranged so that there is free space between initiating unit and gas-generating charge amounting up to 20-50% of volume of gas-generating charge, and behind discharge valve, or before it, blow-out diaphragm is installed with breaking force guaranteeing attaining of minimum working pressure in body. EFFECT: higher operate reliability and efficiency. 2 dwg |
