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:
May. 06, 2025
Filed:
Sep. 29, 2023
Applicant:
Rtx Corporation, Farmington, CT (US);
Inventors:
Paul R. Hanrahan, Sedona, AZ (US);
Robert G. Murphy, Ii, New Haven, CT (US);
Assignee:
RTX CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 57/00 (2011.12); F01D 25/04 (2005.12);
U.S. Cl.
CPC ...
F16H 57/0006 (2012.12); F01D 25/04 (2012.12); F05D 2260/40311 (2012.12); F05D 2260/902 (2012.12); F05D 2260/96 (2012.12); F05D 2260/98 (2012.12);
Abstract
An engine assembly is provided that includes a geartrain, a device and a fluid damper. The geartrain is configured as or otherwise includes an epicyclic gear system. A first component of the geartrain is rotatable about an axis. The device is configured to brake and/or lock rotation of the first component of the geartrain about the axis. The device is configured as or otherwise includes a device structure. The fluid damper engages the device structure. The fluid damper is configured to damp vibrations in the device.