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:
May. 07, 2019
Filed:
Dec. 17, 2015
Safran Aircraft Engines, Paris, FR;
Damien Bernard Quelven, Moissy-Cramayel, FR;
Jean-Baptiste Vincent Desforges, Moissy-Cramayel, FR;
Maurice Guy Judet, Moissy-Cramayel, FR;
Ba-Phuc Tang, Moissy-Cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
The present invention relates to a turbine assembly () of a turbine engine (), comprising at least: a first bladed rotor (), a bladed stator () and a second bladed rotor () arranged in series, the rotors () being mounted on a shaft (); a sealing plate () extending between the stator () and the shaft () and separating a first recess (C) arranged between the first rotor () and the stator (), from a second recess (C) arranged between the stator () and the second rotor (); and pressure-reducing means () positioned inside the first recess (C), the assembly being characterized in that said pressure-reducing means () comprise a plurality of substantially radial recompression fins () extending into the first recess (C).