ALEXANDRIA, Va., May 19 -- United States Patent no. 12,631,333, issued on May 19, was assigned to Rolls-Royce PLC (London).
"Fuel injector" was invented by Edward A. Walters (Derby, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fuel injector for a hydrogen combusting aircraft gas turbine engine has at least one air through-passage extending axially from a front face to a rear face. The injector further comprises a fuel manifold in communication with a hydrogen fuel feed line. A plurality of fuel outlets is provided surrounding the or each air passage and an annular fuel gallery is provided around each air through passage configured to supply the fuel outlets, the annular fuel gallery communi...