Patent ID: RE39425

Claim:
A burner assembly for combining oxygen and fuel to produce a flame, the burner assembly comprising a burner block formed to include a flame chamber having an inlet opening and an outlet opening, bypass means for conducting oxygen outside of the flame chamber to the outlet opening of the flame chamber, an oxygen-supply housing including chamber means for receiving a supply of oxygen and a base wall adjacent to the burner block, the base wall being formed to include first aperture means for discharging oxygen from the chamber means into the flame chamber and second aperture means for discharging oxygen from the chamber means into the bypass means, said first and second aperture means metering the supply of oxygen passing therethrough, and means for discharging fuel into the flame chamber formed in the burner block, the discharging means including a nozzle extending through the chamber means and the first aperture means formed in the base wall and supported by the base wall to discharge fuel into the flame chamber.