ALEXANDRIA, Va., June 18 -- United States Patent no. 12,326,128, issued on June 10, was assigned to Cummins Inc. (Columbus, Ind.).
"Fuel injector, needle seal, and fuel injector system" was invented by Romaine O. Edwards (Greenwood, Ind.), Jason R. Garcia (Franklin, Ind.) and Steve W. Gillespie (Columbus, Ind.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fuel injector including a flow balanced injector needle seal is provided. The fuel injector includes a needle in a fuel passage of the fuel injector body. The needle moves longitudinally in the fuel passage to selectively stop and start fuel injection from the fuel passage. The fuel injector includes a check valve assembly that maintains pressurized fuel...