FIELD: means for heat action on material during wood working. SUBSTANCE: head of heat torch has internal cutting nozzle installed in external one, its outlet part is conical. Cutting oxygen is fed into central conduit of cutting nozzle, fuel and heating oxygen are supplied into clearance between nozzles. Mixing and heating of oxygen and fuel occurs thanks to ejection. Porous insert improves this process. EFFECT: increased functional capabilities of head. 3 cl, 7 dwg
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| HEAD OF HEAT TORCH | 1995 |
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