Patent ID: 6609499
Filing Date: 2003-08-26
Classification: F02B,F02F,F02M,Y02T

Abstract:
A fuel injection system for a gaseous-fueled engine having a plurality of cylinders each defining a combustion chamber and including two intake ports in fluid communication with an intake manifold and separated from said combustion chamber by two intake valves operable between an open and dosed position, the system comprising:at least one gaseous fuel injector for each of said engine cylinders wherein each fuel injector is located proximate said intake manifold; and a guide tube connecting each of said gaseous fuel injectors to at least one of said intake ports, said guide tube comprising a two-branched conduit wherein each branch is arranged in each of said two intake ports substantially tangent and adjacent to an interior wall of said intake port and directed toward said respective intake valve, said guide tube for delivering high pressure gaseous fuel from said injector to said respective combustion chamber along said interior wall of said intake port.