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. 19, 2022
Filed:
Aug. 17, 2015
Applicant:
Safran Aircraft Engines, Paris, FR;
Inventors:
Sébastien Marin, Moissy-Cramayel, FR;
Quentin Damien Lombart, Moissy-Cramayel, FR;
Assignee:
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 21/04 (2006.01); B29C 70/22 (2006.01); F01D 25/24 (2006.01); B29C 70/68 (2006.01); B29C 70/24 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
F01D 21/045 (2013.01); B29C 70/222 (2013.01); B29C 70/24 (2013.01); B29C 70/68 (2013.01); F01D 25/24 (2013.01); B29L 2031/7504 (2013.01); F05D 2240/14 (2013.01); F05D 2250/232 (2013.01); F05D 2260/96 (2013.01); F05D 2300/603 (2013.01); F05D 2300/6033 (2013.01); F05D 2300/615 (2013.01); F05D 2300/702 (2013.01); Y02T 50/60 (2013.01);
Abstract
A gas turbine casing made of composite material from fiber reinforcement densified by a matrix. The casing includes at least one stiffener portion extending at a radius greater than the radius of upstream and downstream portions of the casing that are adjacent to the stiffener portion so as to form an annular recess in the inside surface of the casing.