Curved fuel injector nozzle orifice

摘要

A fuel injection system including an inlet port, a valve for closing and opening the inlet port, and a fuel injector. The fuel injector is disposed in an inlet passage that communicates with the port and is operable to supply fuel to the combustion chamber when the valve is open. The fuel injector has an orifice that is designed to provide a fuel spray that is shaped as a peripheral portion of an ellipse.