Patent ID: 8919126

Claim:
A device for injecting fuel into a combustion chamber of a turbine, comprising a distribution section, a first fuel channel which is coupled to the distribution section, a second fuel channel which is coupled to the distribution section, an injection channel which is coupled to the distribution section, wherein: a) one of the first fuel channel and the second fuel channel is configured to transport fuel to the distribution section, and b) an other one of the first fuel channel and the second fuel channel is configured to transport a first quantity of fuel out of the distribution section, and c) the injection channel is configured to inject a second quantity of fuel from the distribution section into the combustion chamber, an inner tube comprising an inner surface that forms the second fuel channel, an outer tube which surrounds the inner tube, wherein the inner tube and the outer tube are arranged coaxial with respect to each other, wherein a space is formed between an inner surface of the outer tube and an outer surface of the inner tube for forming the first fuel channel, and an end cap mounted to an open end of the outer tube, wherein the end cap comprises a protrusion that extends inside the inner tube, wherein the inner surface of the inner tube and an outer surface of the protrusion are set apart from each other and define part of the first fuel channel, and wherein the injection channel is formed through the protrusion.