CUTTING TORCH FOR HAND GAS-OXYGEN METAL CUTTING Russian patent published in 1995 - IPC

FIELD: cutting metal. SUBSTANCE: cutting torch has monolithic housing 1 made of aluminum and provided with passages 2 and 3 for supplying oxygen and fuel gas respectively. Passages 2 and 3 are connected with head 4 having changeable outer nozzles through pipes 5 and 6. Receiving chamber 7 with working nozzle 8 of injecting unit 9 is mounted at the front part of housing 1. Mixing chamber 10 of injecting unit 9 is positioned at the outlet of monolithic housing 1. Connecting member for supplying gases is constructed as two connecting pipes 11 and 12 mounted inside the housing by way of threaded-glue connection. Controlling valves 13 and 14 for controlling flow of oxygen and fuel gas are mounted on monolithic housing 1, the working member being fitted on the adapting member secured inside housing 1. Valve 17 for supplying cutting oxygen is mounted at the outlet of housing 1. EFFECT: improved design. 5 cl, 2 dwg