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. 13, 2021
Filed:
Mar. 15, 2017
Applicant:
Safran Aircraft Engines, Paris, FR;
Inventors:
Romain Guillaume Cuvillier, Moissy Cramayel, FR;
Nils Edouard Romain Bordoni, Moissy Cramayel, FR;
Michel Gilbert Roland Brault, Moissy Cramayel, FR;
Jeremy Dievart, Moissy Cramayel, FR;
Guillaume Patrice Kubiak, Moissy Cramayel, FR;
Arnaud Nicolas Negri, Moissy Cramayel, FR;
Nathalie Nowakowski, Moissy Cramayel, FR;
Assignee:
Safran Aircraft Engines, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
F01D 25/16 (2006.01); F02K 3/06 (2006.01); F02C 7/06 (2006.01); F02C 7/36 (2006.01); F01D 25/20 (2006.01);
U.S. Cl.
CPC ...
F01D 25/16 (2013.01); F01D 25/20 (2013.01); F02C 7/06 (2013.01); F02C 7/36 (2013.01); F02K 3/06 (2013.01); F05D 2260/40311 (2013.01);
Abstract
A turbofan including a low-pressure shaft; a high-pressure shaft; a fan shaft; a reducing mechanism that couples the low-pressure shaft to the fan shaft; and a maximum of six chambers that accommodate the bearings of the low-pressure shaft, the bearings of the high-pressure shaft and the bearings of the fan as well as the reducing mechanism.