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:
Mar. 10, 2020
Filed:
Nov. 29, 2017
Applicant:
Safran Aircraft Engines, Paris, FR;
Inventors:
Remi Roland Robert Mercier, Charenton le Pont, FR;
Kaelig Merwen Orieux, Fontaine le Port, FR;
Assignee:
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
F01D 11/12 (2006.01); F02C 7/045 (2006.01);
U.S. Cl.
CPC ...
F01D 11/122 (2013.01); F02C 7/045 (2013.01); F05D 2230/60 (2013.01); F05D 2260/96 (2013.01); Y02T 50/672 (2013.01);
Abstract
A case of a turbomachine including an inner wall of revolution coaxial with a principal longitudinal axis of the turbomachine, an acoustic insulation structure installed inside the inner wall of revolution that has an annular principal shape centred on the longitudinal axis, and an abradable annular element, wherein the abradable element is fixed on an inner annular face of the acoustic insulation structure.