Patent ID: 7249721
Filing Date: 2007-07-31
Classification: F23C,F23D,F23R

Abstract:
1. An injection device for injecting a liquid fuel into a pressurized air flow, in particular for a combustion chamber, comprising a hollow cylindrical body having a longitudinal axis and delimiting a substantially cylindrical central volume, fluid veins extending in a direction substantially at an acute angle with a radius of said cylindrical body and arranged on the periphery of said body to allow passage of said pressurized air flow into said central volume of said cylindrical body, and liquid fuel injection pipes arranged within said fluid veins and connected to at least one liquid fuel inlet by at least one liquid fuel supply point, characterized in that said pipes are pierced with openings that open onto said central volume of said cylindrical body and which are oriented substantially in the direction of the flow in said fluid veins, wherein said liquid fuel injection pipes have a variable inner section according to the distance to said at least one liquid fuel supply point of said pipe.