ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,381, issued on Nov. 11, was assigned to Cummins Ltd (London).
"Variable geometry turbine" was invented by Robert L. Holroyd (Huddersfield, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "Nozzle rings for variable geometry turbines comprise: a generally annular wall; an inner flange; an outer flange; and two protrusions. Inner flange is generally perpendicular to the generally annular wall, from which a radially inner edge extends. Outer flange is generally perpendicular to the generally annular wall and extends from a radially outer edge of the generally annular wall. The two protrusions extend from one of the inner or outer flange towa...