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:
Apr. 02, 2024
Filed:
Dec. 19, 2019
Applicant:
Gkn Aerospace Sweden Ab, Trollhättan, SE;
Inventor:
Per Widstrom, Trollhättan, SE;
Assignee:
GKN Aerospace Sweden AB, Trollhättan, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 25/18 (2006.01); F01D 25/12 (2006.01); F16N 39/02 (2006.01); F28D 21/00 (2006.01);
U.S. Cl.
CPC ...
F01D 25/18 (2013.01); F01D 25/125 (2013.01); F16N 39/02 (2013.01); F05D 2260/207 (2013.01); F05D 2260/232 (2013.01); F16N 2210/14 (2013.01); F28D 2021/0021 (2013.01);
Abstract
An aircraft engine circulation system comprises a conduit arranged in use to communicate a lubricant to and from one or more bearings of an engine. The conduits define a space which comprises a material that is selected to change phase at a predetermined temperature.