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US 11,208,975 B2Granted
Fuel injector
AssigneeDelphi Technologies IP Limited
InventorsGeorge A. Meek, Lauren Dransfield
Life of this patent
Estimating the term…
Abstract
A fuel injector includes a control valve assembly arranged between an actuator assembly and a nozzle assembly. A 3-way valve controls flow for filling or draining a control chamber through a first throttle and through a second throttle for enabling or preventing fuel injection. The second throttle is a through orifice provided in a plate arranged in the control chamber.
Claims10
A fuel injector comprising:
- a control valve assembly arranged between an actuator assembly and a nozzle assembly;
- and
- a 3-way valve which controls flow for filling or draining a control chamber through a first throttle and through a second throttle which enables or prevents fuel injection, the control chamber being defined by a bore arranged in a nozzle body, by a ceiling face, and also by a head-end of a needle valve member guided in said bore, said second throttle being a through orifice provided in a plate arranged in said control chamber.
Dependencies are inferred from the claim text.