| 摘要 |
FIELD: metal working. ^ SUBSTANCE: gas-oxygen cutter comprises handle provided with passages for flue gas and oxygen that receive valves for flue gas and oxygen, outer and inner nozzles secured inside the head and connected with the passages for flue gas and cutting oxygen, and means for protecting against flashback made of dissector of flame front into the fine flows. The flame front dissector is mounted in the head of the cutter and is made of porous ceramic members connected with the nozzles that close the passages for flue gas and cutting oxygen. ^ EFFECT: enhanced reliability. ^ 5 cl, 3 dwg |
