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:
Jun. 25, 2019
Filed:
Sep. 05, 2014
Applicant:
Safran Aircraft Engines, Paris, FR;
Inventors:
Damien Joseph Cellier, Paris, FR;
Mickael Dias Gomes, Paris, FR;
Antoine Robert Alain Brunet, Avon, FR;
Daniel Georges Plona, Vulaines sur Seine, FR;
Assignee:
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 11/00 (2006.01); F04D 19/00 (2006.01); F04D 29/16 (2006.01); F04D 29/54 (2006.01);
U.S. Cl.
CPC ...
F04D 29/542 (2013.01); F01D 11/001 (2013.01); F04D 19/00 (2013.01); F04D 29/164 (2013.01); F05D 2240/56 (2013.01);
Abstract
The main object of the invention is an angular stator sector () for a turbomachine compressor, comprising an outer shroud and an inner shroud (S) arranged coaxially one inside the other, and at least one vane (P) extending radially between the outer shroud and the inner shroud (S) and connected to the latter by its radial ends, characterized in that the inner shroud (S) comprises at least one brush seal () forming an obstacle to the recirculation of the downstream gases upstream of the inner shroud (S).