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:
Jun. 27, 2023
Filed:
Jun. 03, 2020
General Electric Company, Schenectady, NY (US);
Daniel Alan Niergarth, Cincinnati, OH (US);
Randy M. Vondrell, Cincinnati, OH (US);
Brandon Wayne Miller, Fiberty Township, OH (US);
Patrick Michael Marrinan, Mason, OH (US);
Lawrence Chih-Hui Cheung, Niskayuna, NY (US);
Nikolai N. Pastouchenko, Glenville, NY (US);
General Electric Company, Schenectady, NY (US);
Abstract
A propulsion system for an aircraft having an aft end is provided herein. The propulsion system can include an electric propulsion engine defining a central axis. The electric propulsion engine can include an electric motor, a fan rotatable about the central axis of the electric propulsion engine by the electric motor, a bearing supporting rotation of the fan, and a thermal management system. The thermal management system can include a lubrication oil circulation assembly for providing the bearing with lubrication oil. The lubrication oil circulation assembly can be driven independently of a shaft of the electric propulsion engine.