ALEXANDRIA, Va., March 12 -- United States Patent no. 12,247,538, issued on March 11, was assigned to Cummins Inc. (Columbus, Ind.).
"Adaptable barrels for fuel injection" was invented by Eric A. Benham (Columbus, Ind.), Karthik Sethuraman (Columbus, Ind.) and Richard E. Duncan (Greenwood, Ind.).
According to the abstract* released by the U.S. Patent & Trademark Office: "High-pressure fuel pumps and systems incorporating the same are disclosed. The fuel pump includes a housing with at least one fluid feed port, a barrel with at least one fluid receiving port, and a clamp to secure the barrel to the housing. The barrel has a first surface configured to contact a second surface of the housing to form a groove. The groove provides fluid comm...