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:
Jan. 21, 2025

Filed:

Oct. 23, 2023
Applicant:

Rtx Corporation, Farmington, CT (US);

Inventors:

Christopher T. Anglin, Manchester, CT (US);

Kiomarys Mariel Toro, Glastonbury, CT (US);

Assignee:

RTX CORPORATION, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 25/18 (2006.01); F01D 25/16 (2006.01); F16C 33/66 (2006.01);
U.S. Cl.
CPC ...
F01D 25/18 (2013.01); F01D 25/162 (2013.01); F16C 33/6677 (2013.01); F05D 2220/323 (2013.01); F05D 2240/61 (2013.01);
Abstract

A turbine engine assembly includes a shaft rotatable about an engine axis, the shaft includes slots that are formed on an outer surface and passages between an inner cavity to the outer surface, and a bearing assembly that is configured to support rotation of the shaft. The bearing assembly includes an inner race that is supported on the outer surface of the shaft over the slots. At least one bearing member is supported in the inner race, an outer race, a first cover that is disposed on a forward side of the inner race and a second cover that is disposed on an aft side of the inner race. Each of the first cover and the second cover include radially extending grooves for communicating lubricant from the slots to the bearing member.


Find Patent Forward Citations

Loading…