Patents Assigned to Rolls-Royce PIc
  • Patent number: 12234022
    Abstract: An example system includes an electrical machine electrically configured to generate electrical energy used by one or more components of a gas-turbine engine; an energy storage system; and a controller electrically connected to the energy storage system and configured to receive electrical energy from the energy storage system, wherein, in response to the gas-turbine engine being shut off, the controller is configured to cause the electrical machine to rotate a rotor of the gas-turbine engine using the energy received from the energy storage system.
    Type: Grant
    Filed: August 12, 2022
    Date of Patent: February 25, 2025
    Assignees: Rolls-Royce North American Technologies, Inc., Rolls-Royce pic
    Inventors: Peter Schenk, Mark Angelo Tanner
  • Publication number: 20100162709
    Abstract: A fuel supply system has valve communicating fuel to fuel nozzles. A fuel manifold supplies fuel to the valve. The valves are controlled by rotary drives extending from an actuator. At least part of the drive lies within the fuel manifold which serves to keep the drive cool and reduce significantly the number of seals required.
    Type: Application
    Filed: September 2, 2008
    Publication date: July 1, 2010
    Applicant: Rolls-Royce PIc
    Inventor: Antony Morgan