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:

Oct. 08, 2024
Applicant:

Pratt & Whitney Canada Corp., Longueuil, CA;

Inventors:

Lorenzo Sanzari, Montreal, CA;

Guy Lefebvre, St-Bruno, CA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 25/16 (2006.01); B64D 35/00 (2006.01);
U.S. Cl.
CPC ...
F01D 25/162 (2013.01); B64D 35/00 (2013.01); F05D 2220/323 (2013.01); F05D 2240/50 (2013.01);
Abstract

An engine includes a bearing assembly. The bearing assembly includes a bearing compartment housing, a first bearing, and a second bearing. The bearing compartment housing extends circumferentially about a rotational axis. The bearing compartment housing includes an outer housing body, an inner housing body, and a plurality of struts. The outer housing body surrounds and forms a bearing compartment. The inner housing body extends between and to an inner radial side and an outer radial side. The inner housing body forms a plurality of transverse slots extending through the inner housing body from the inner radial side to the outer radial side. The plurality of struts connect the inner housing body and the outer housing body. The first bearing is mounted on the inner housing body at a first axial position. The second bearing is mounted on the inner housing body at a second axial position.


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