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:
Jun. 17, 2025

Filed:

Sep. 29, 2023
Applicant:

Rtx Corporation, Farmington, CT (US);

Inventor:

Paul R. Hanrahan, Sedona, AZ (US);

Assignee:

RTX CORPORATION, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 1/28 (2006.01); F02C 7/06 (2006.01); F16H 57/08 (2006.01); F02C 7/36 (2006.01);
U.S. Cl.
CPC ...
F02C 7/06 (2013.01); F16H 1/28 (2013.01); F16H 57/08 (2013.01); F02C 7/36 (2013.01); F16H 2057/085 (2013.01);
Abstract

An engine assembly is provided that includes a sun gear, a ring gear, a plurality of intermediate gears, a carrier, a first rotating structure, a second rotating structure and a first bearing. The ring gear is rotatable about an axis and circumscribes the sun gear. The intermediate gears are arranged circumferentially about the axis in an array. Each of the intermediate gears is radially between and meshed with the sun gear and the ring gear. The carrier is rotatable about the axis. Each of the intermediate gears is rotatably mounted to the carrier. The first rotating structure is configured as or otherwise includes the carrier. The second rotating structure is configured as or otherwise includes the ring gear. The first bearing is radially between and engaged with the first rotating structure and the second rotating structure.


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