OXYGEN-CUTTING TORCH Russian patent published in 1998 - IPC

FIELD: machine oxygen cutting of metals. SUBSTANCE: oxygen-cutting torch has body, tip, head with cutting nozzles, mixing chamber, injector, channels for general supply of oxygen, supply of cutting and heating oxygen, and channel for supply of fuel gas and cutoff-and-control valves of supply of heating oxygen and fuel gas and made with parallel axes. Axis of cutting oxygen supply channel is spaced from oxygen supply channel axis at a distance of 1.3-1.5 inner diameter of oxygen supply channel. Oxygen-cutting torch has weight-and-lever loaded valve for control of cutting oxygen supply with locking wire spring ensuring angle of withdrawal and bringing up equalling 25±2 deg. EFFECT: higher quality of cutting and convenience in operation. 2 dwg