GAS IGNITER Russian patent published in 1997 - IPC

FIELD: stationary and transport plants for ignition of combustion chambers operating on hydrocarbon fuel. SUBSTANCE: gas igniter uses housing 1 with gas nozzle 3 connected to a compressed- gas source. Installed in wall 4 of housing 1 serving also as a wall of prechamber 5 is hollow cylindrical resonator 6 with blind end 7 made of material, whose thermal conductivity exceeds that of the material of open end 8 of resonator 6. Being end 7 is coated with porous catalyst 9 decreasing the fuel ignition temperature. Prechamber 5 is furnished with fuel injectors 10 and 11 and exhaust nozzle 12. EFFECT: improved design. 3 cl, 2 dwg