Patent ID: 7185831
Filing Date: 2007-03-06
Classification: F02M

Abstract:
1. A nozzle for a low pressure fuel injector, the fuel injector delivering fuel to a cylinder of an engine, the nozzle comprising: a nozzle body defining a valve outlet and a longitudinal axis; a metering plate connected to the nozzle body and in fluid communication with the valve outlet; the metering plate defining a nozzle cavity receiving fuel from the valve outlet; the metering plate defining a plurality of exit cavities receiving fuel from the nozzle cavity, each exit cavity radially spaced from the longitudinal axis and meeting the nozzle cavity at a first exit orifice; and each exit cavity including an upstream directing portion and a downstream portion, the intersection of the upstream directing portion and the downstream portion defining a second exit orifice having a diameter less than a smallest diameter of the upstream directing portion.