ALEXANDRIA, Va., July 9 -- United States Patent no. 12,352,212, issued on July 8, was assigned to ROLLS-ROYCE PLC (London).
"Electrically starting a gas turbine engine" was invented by David R Trainer (Derby, Great Britain), Mark Sweet (Chesterfield, Great Britain) and Matthew S Cartwright (Derby, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "Aircraft power and propulsion systems and methods thereof; an aircraft power and propulsion system includes: a gas turbine engine having first and second spools; one or more electrical networks; a first electrical machine joined with the first spool; a second electrical machine joined with the second spool; a first power converter having first and second ...