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:
Feb. 06, 2024
Filed:
Nov. 16, 2020
Rolls-royce Plc, London, GB;
Rolls-royce Deutschland Ltd & CO KG, Blankenfelde-Mahlow, DE;
Gideon Daniel Venter, Berlin, DE;
Giles E Harvey, Derby, GB;
ROLLS-ROYCE plc, London, GB;
ROLLS-ROYCE DEUTSCHLAND LTD & CO KG, Dahlewitz, DE;
Abstract
An aircraft hybrid propulsion system () comprises an internal combustion engine () comprising a main drive shaft (), an electric machine () comprising an electric machine rotor (), a propulsor () mounted to a propulsor shaft (), and a clutch arrangement configured to selectively couple each of the gas turbine engine main drive shaft () and electric machine rotor () to the propulsor drive shaft (). The electric machine rotor () is mounted coaxially with the main drive shaft () and the clutch arrangement comprises a first overrunning clutch () configured to couple the main drive shaft () to the propulsor drive shaft (), and a second overrunning clutch () configured to couple the electric machine rotor () to the propulsor drive shaft ().