Patent ID: 8157189

Claim:
A fuel injection nozzle comprising: a body member having an upstream wall opposing a downstream wall; a baffle member disposed in the body member having an upstream surface and a downstream surface; a first chamber partially defined by the downstream surface of the baffle member and an inner surface of the downstream wall; a second chamber communicative with the first chamber, partially defined by the upstream surface of the baffle member and an inner surface of the upstream wall; a fuel inlet communicative with the first chamber operative to emit a first gas into the first chamber; and a plurality of mixing tubes, each of the mixing tubes having a tube inner surface, a tube outer surface, a first inlet communicative with an aperture in the upstream wall operative to receive a second gas, a second inlet disposed in the second chamber, the second inlet communicative with the tube outer surface and the tube inner surface operative to translate the first gas into the mixing tube, a mixing portion operative to mix the first gas and the second gas, and an outlet communicative with an aperture in the downstream wall operative to emit the mixed first and second gasses.