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:
Apr. 14, 2026
Filed:
Feb. 05, 2024
Safran Transmission Systems, Colombes, FR;
Jordane Emile Andre Peltier, Moissy-cramayel, FR;
Boris Pierre Marcel Morelli, Moissy-Cramayel, FR;
Patrice Julien Ptaszynkski, Moissy-cramayel, FR;
Pierre-Damien Tune, Moissy-cramayel, FR;
SAFRAN TRANSMISSION SYSTEMS, Colombes, FR;
Abstract
A speed reducer for a turbomachine for an aircraft, of longitudinal axis X, the speed reducer including an external ring gear and a ring gear carrier attached to the external ring gear which comprises a first attachment flange extending radially outwards and attached to a second attachment flange of the ring gear carrier by attachment members. The turbomachine including a gear coupling with axial coupling teeth including a first series of teeth engaging with a second series of complementary teeth, a portion of the first attachment flange including a portion of the gear coupling, the attachment members being arranged so as to clamp the first and second attachment flanges and circumferentially hold each axial tooth of the first series of teeth between two axial teeth of the second series of complementary teeth.