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:
Oct. 23, 2018
Filed:
Jan. 30, 2014
Snecma, Paris, FR;
Sebastien Congratel, Moissy-Cramayel, FR;
Marion Chambre, Moissy-Cramayel, FR;
Thomas Marchyllie, Moissy-Cramayel, FR;
Bruno Richard, Moissy-Cramayel, FR;
Romain Roullet, Moissy-Cramayel, FR;
Denis Aydin, Moissy-Cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
The invention concerns a fixed flow distribution blading () in a turbomachine, comprising two coaxial annular platforms that are internal () and external respectively, linked to each other by a plurality of radial blades (), in which the internal annular platform () comprises an annular radial partition () and a blade support ring () extending to each side of an outer radial end of said partition (), the blading () further comprising an annular sealing plate () mounted on the internal annular platform (), on the upstream side of the radial partition relative to an airflow in the blading, the blading () being characterized in that the sealing plate () is mounted on the blade support ring (), and in that it comprises a circumferential groove. The invention also concerns a method for producing such a blading and a turbomachine comprising such a blading.