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:
Dec. 02, 2008
Filed:
Sep. 09, 2005
Applicants:
Aude Abadie, Melun, FR;
Alain Piot, Evry, FR;
Alain Marc Lucien Bromann, Vulaines/Seine, FR;
Inventors:
Assignee:
SNECMA, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/03 (2006.01); F01D 11/00 (2006.01); F01D 9/00 (2006.01); F02C 7/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
A gas turbine engine includes at least one compressor stage with an inner ring under variable angle stator vanes including axial keys for centering the inner ring with respect to the stator vanes, and including at least one sealing member support mounted on the inner ring. The keys include a transverse groove cooperating with a radial rib arranged transverse to the engine axis on the periphery of the support for the sealing member.