FLAME TORCH Russian patent published in 1995 - IPC

FIELD: gas torches. SUBSTANCE: torch is additionally provided with casing for feeding the air which is mounted along axis of gas supply channel and taper casing arranged around cylindrical casing forming vortex chamber together with it where swirler is fitted. Swirler forms end clearance together with gas supply channel; air intake device is made in form of cruciform partition mounted at end shear of the channel whose height is equal to above-mentioned clearance; wind-proof and taper casing are provided respectively with baffle and groove at point where electric igniter is introduced which form zone of stable lighting. EFFECT: enhanced reliability through stabilization of lighting. 2 dwg