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:
Nov. 14, 2023
Filed:
Oct. 28, 2020
Safran Aircraft Engines, Paris, FR;
Nicolas Paul Tableau, Moissy-Cramayel, FR;
Sébastien Serge Francis Congratel, Moissy-Cramayel, FR;
Antoine Claude Michel Etienne Danis, Moissy-Cramayel, FR;
Matthieu Arnaud Gimat, Moissy-Cramayel, FR;
Gilles Gérard Claude Lepretre, Moissy-Cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
A turbine comprises a casing, an outer metal shroud, an inner metal shroud and an annular distributor having a plurality of CMC ring sectors, each sector comprising a mast, an inner platform, an outer platform and at least one blade having a hollow profile that defines an inner housing, the inner and outer platforms each having an opening communicating with said inner housing, and the mast passing through said openings and the inner housing and being secured to said casing and connected to said annular sector. Each blade comprises at least one first radial shoulder projecting axially towards the inside of the blade, and each mast comprises at least one second shoulder projecting axially towards the outside of the mast configured to radially cooperate with a first shoulder and radially press the blade against the mast.