Patent ID: 7703287
Filing Date: 2010-04-27
Classification: F02C,F23D,F23R

Abstract:
1. A fuel injector for a gas turbine engine comprising: a) an inlet end portion for receiving fuel; b) an outlet end portion for issuing fuel into the gas turbine engine; c) an injector support body extending between the inlet end portion and the outlet end portion and having an interior bore extending therethrough; d) an elongated fuel tube disposed within the interior bore of the injector body and having an inlet section operatively associated with the inlet end portion of the fuel injector and an outlet section operatively associated with the outlet end portion of the fuel injector, wherein adapter means are associated with one of the inlet section of the fuel tube and a reception bore means of the inlet end portion of the fuel injector for retaining at least one sealing member; and e) an annular seal retention channel formed in the adapter means between two axially spaced apart annular flanges, each annular flange having a first annular flange portion adjacent the annular seal retention channel and a second annular flange portion axially spaced from the first annular flange portion through an annular groove; wherein an annular groove is defined between the first and second annular flange portions of each annular flange.