GAS-OXYGEN CUTTING TORCH Russian patent published in 1995 - IPC

FIELD: cutting metal. SUBSTANCE: gas-oxygen torch has adapter 9 with passageways for supplying oxygen 4 and fuel mixture 6 connected with inner 2 and outer 3 nozzle tips. Adapter 9 has flat end face for tight abutting against zone of outlets of supplying passageways of head 1 and connected with nozzle tips 2 and 3 by way of threaded connections 15 and 16. Adapter 9 has outer thread 11 in the zone of connection with the head. Adapter 9 has hexahedral collar 12 having face fitting surface 13 in the zone of abutting against the face of outer tip. The face fitting surface of adapter 14 and face of internal tip, which interact with it, are conical. EFFECT: improved design. 5 cl, 2 dwg