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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.:

US 12553380 B1

PDFFull Text
Date of Patent:
Feb. 17, 2026

Filed:

Jan. 24, 2024

Constant speed accessory gearbox for turbine engine

Applicant:

Rtx Corporation, Farmington, CT (US);

Inventors:

Andrew E. Breault, Bolton, CT (US);

Joseph T. Connors, Columbia, CT (US);

John Hoult, Waterford, CT (US);

Assignee:

RTX CORPORATION, Farmington, CT (US);

Attorney:

Carlson, Gaskey & Olds, P.C.

Primary Examiner:

Laert Dounis

Int. Cl.
CPC ...
F02C 3/113 (2006.01); F01D 15/08 (2006.01); F01D 15/10 (2006.01); F02C 3/107 (2006.01); F02C 7/14 (2006.01); F02C 7/32 (2006.01); F02C 7/36 (2006.01); F02K 3/06 (2006.01);
U.S. Cl.
CPC ...
F02C 3/113 (2013.01); F01D 15/08 (2013.01); F01D 15/10 (2013.01); F02C 3/107 (2013.01); F02C 7/14 (2013.01); F02C 7/32 (2013.01); F02C 7/36 (2013.01); F02K 3/06 (2013.01); F05D 2260/4031 (2013.01);
Abstract

An accessory drive system for a turbine engine includes a first input shaft that is coupled to a first engine drive shaft, a constant speed drive that is driven at an input speed by the first input shaft that varies, the constant speed drive includes an output that rotates at a constant speed independent of the input speed, an accessory gearbox that includes a first gear system that is driven by the output from the constant speed drive, and a first accessory component that is mounted to the accessory gearbox and driven by the gear system.

Find Patent Forward Citations

Quick Actions:

Breault, Andrew. (2026). Constant speed accessory gearbox for turbine engine (U.S. Patent No. 12553380). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12553380

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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