The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 26, 2025
Filed:
Jul. 28, 2023
Rolls-royce Corporation, Indianapolis, IN (US);
Rolls-royce North American Technologies, Inc., Indianapolis, IN (US);
Peter Schenk, Indianapolis, IN (US);
Mathew Hill, Indianapolis, IN (US);
Jacob Ward Harral, Indianapolis, IN (US);
Michael Joseph Kabbes, Indianapolis, IN (US);
Rolls-Royce Corporation, Indianapolis, IN (US);
Rolls-Royce North American Technologies, Inc., Indianapolis, IN (US);
Abstract
A system includes a gas turbine engine configured to provide propulsion to an aircraft and a starter system configured to start the gas turbine engine. The starter system comprises a motor controller and a closed-loop cooling system configured to cool the motor controller during an emergency in-flight restart operation of the gas turbine engine. The closed-loop cooling system includes a cooling fluid reservoir containing cooling fluid. The cooling fluid is configured to receive thermal energy from the motor controller during the emergency in-flight restart operation of the gas turbine engine.