ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,523,186, issued on Jan. 13, was assigned to Caterpillar Inc. (Peoria, Ill.).
"Pressure control for fuel injectors" was invented by Mitchell B. Juchems (Eureka, Ill.) and Kaushik Krishnamurthy (Manteno, Ill.).
According to the abstract* released by the U.S. Patent & Trademark Office: "In one instance, disclosed herein is a method for controlling a fuel injector of an engine system, the method including: applying a first current to a spill valve solenoid to move a spill valve of the fuel injector to a closed spill position; reducing the first current applied to the spill valve solenoid to move the spill valve to an at least partially-open position; determining a dwell duration for the ...