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. 21, 2025
Filed:
Dec. 10, 2024
General Electric Company, Evendale, OH (US);
GE Avio S.r.l., Rivalta di Torino, IT;
Brandon W. Miller, Middletown, OH (US);
Miriam Manzoni, Rivalta di Torino, IT;
Rosa Addabbo, Castellaneta, IT;
Alessandro Anderlini, Poggibonsi, IT;
Marco Sandrucci, Certaldo, IT;
Federico Leonardi, Vinovo, IT;
Andrew Hudecki, Milford, OH (US);
GENERAL ELECTRIC COMPANY, Evendale, OH (US);
GE AVIO S.R.L., Rivalta di Torino, IT;
Abstract
A turbine engine including a turbo-engine, a gearbox assembly, a propulsor, and a lubrication system. The turbo-engine includes a compressor section, a combustor, a turbine section, and an input shaft. The gearbox assembly includes a first gear, a plurality of second gears, and a third gear. The propulsor has an output shaft drivingly coupled to the input shaft through the gear assembly. The lubrication system is characterized by a Gearbox Lubrication System Parameter (GLSP) between 0.2 and 140 when a mass flow rate of the lubricant is linear with a lubricant pump speed, where the GLSP is given by: The GLSP is between 0.2 and 70 when the mass flow rate of the lubricant is modulated, where the GLSP is given by: