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.

Date of Patent:
Jul. 14, 2026

Filed:

Dec. 27, 2024
Applicants:

General Electric Company, Evendale, OH (US);

GE Avio S.r.l., Rivalta di Turin, IT;

Inventors:

Miriam Manzoni, Rivalta di Turin, IT;

Michele Gravina, Milan, IT;

Federico Leonardi, Vinovo, IT;

Alessandro Anderlini, Poggibonsi, IT;

Ravindra Shankar Ganiger, Bengaluru, IN;

Matthew D. Brothers, Cincinnati, OH (US);

Assignees:

GENERAL ELECTRIC COMPANY, Evendale, OH (US);

GE AVIO S.R.L., Rivalta di Turin, IT;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01D 25/20 (2006.01); F02C 7/06 (2006.01); F02C 7/36 (2006.01);
U.S. Cl.
CPC ...
F01D 25/20 (2013.01); F02C 7/06 (2013.01); F02C 7/36 (2013.01); F05D 2220/76 (2013.01); F05D 2260/4031 (2013.01); F05D 2260/40311 (2013.01); F05D 2260/98 (2013.01);
Abstract

A turbine engine including a turbo-engine, a gearbox assembly, a propulsor, and a lubrication system. The lubrication system includes a lubricant tank that stores lubricant therein, one or more primary gearbox lubricant supply lines in fluid communication with the lubricant tank and the gearbox assembly, one or more secondary gearbox lubricant supply lines in fluid communication with the lubricant tank and the gearbox assembly, and a lubricant pump for supplying the lubricant to the gearbox assembly from the lubricant tank through the one or more primary gearbox lubricant supply lines and the one or more secondary gearbox lubricant supply lines. The lubrication system modulates a mass flow rate of the lubricant to the gearbox assembly through at least one of the one or more primary gearbox lubricant supply lines or the one or more secondary gearbox lubricant supply lines.


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