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. 30, 2025
Filed:
Jan. 23, 2024
Safran Transmission Systems, Colombes, FR;
Guillaume Pierre Mouly, Moissy-Cramayel, FR;
Guillaume Julien Beck, Moissy-Cramayel, FR;
Boris Pierre Marcel Morelli, Moissy-Cramayel, FR;
Antoine Jacques Marie Pennacino, Moissy-Cramayel, FR;
Jean-Pierre Serey, Moissy-Cramayel, FR;
SAFRAN TRANSMISSION SYSTEMS, Colombes, FR;
Abstract
The invention relates to a turbomachine assembly () extending around a longitudinal axis and comprising a speed reduction gear () having an external ring gear () and a gutter () for recovering a lubricant ejected by centrifugal effect, the gutter () being arranged around the external ring gear and comprising an area () for collecting the lubricant received by ejection. According to the invention, the gutter () is secured in terms of rotation to the external ring gear and in that the assembly comprises a device () for evacuating the lubricant to the outside of the collection area (), the evacuation device being intended to be connected to a stator of the turbomachine and extending at least partly into the collection area, the evacuation device being configured so as to evacuate the lubricant located in the collection area to an oil evacuation area located outside the gutter.