US 11,685,542 B2
Propulsion engine for an aircraft
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); and Nikolai N. Pastouchenko, Glenville, NY (US)
Assigned to General Electric Company, Schenectady, NY (US)
Filed by General Electric Company, Schenectady, NY (US)
Filed on Jun. 3, 2020, as Appl. No. 16/891,337.
Application 16/891,337 is a continuation of application No. 15/241,157, filed on Aug. 19, 2016, granted, now 10,676,205.
Prior Publication US 2020/0331622 A1, Oct. 22, 2020
This patent is subject to a terminal disclaimer.
Int. Cl. B64D 27/10 (2006.01); B64D 27/24 (2006.01); B64D 33/08 (2006.01); F02K 5/00 (2006.01); F02C 7/14 (2006.01); F02C 6/20 (2006.01); B64C 11/00 (2006.01); B64C 21/06 (2023.01); F01D 15/10 (2006.01); F01D 15/12 (2006.01); F02K 3/062 (2006.01); F04D 29/056 (2006.01); F04D 29/063 (2006.01); F04D 29/32 (2006.01); F04D 29/58 (2006.01); B64D 27/02 (2006.01)
CPC B64D 33/08 (2013.01) [B64C 11/001 (2013.01); B64C 21/06 (2013.01); B64D 27/10 (2013.01); B64D 27/24 (2013.01); F01D 15/10 (2013.01); F01D 15/12 (2013.01); F02C 6/206 (2013.01); F02C 7/14 (2013.01); F02K 3/062 (2013.01); F02K 5/00 (2013.01); F04D 29/056 (2013.01); F04D 29/063 (2013.01); F04D 29/325 (2013.01); F04D 29/582 (2013.01); B64D 2027/026 (2013.01); F05D 2220/323 (2013.01); F05D 2260/213 (2013.01); F05D 2260/98 (2013.01); Y02T 50/60 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A propulsion system for an aircraft having an aft end, the propulsion system comprising:
an electric propulsion engine defining a central axis, the electric propulsion engine comprising:
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 comprising:
a lubrication oil circulation assembly for providing the bearing with lubrication oil, wherein the lubrication oil circulation assembly is driven independently of a shaft of the electric propulsion engine.