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:
Aug. 25, 2026
Filed:
Aug. 02, 2024
Pratt & Whitney Canada Corp., Longueuil, CA;
PRATT & WHITNEY CANADA CORP., Longueuil, CA;
Abstract
A centrifugal compressor assembly of a gas turbine engine of an aircraft is provided. The centrifugal compressor assembly includes an impeller having a hub, vanes and a shroud surrounding the hub and the vanes to form a flow path from an inducer portion at an upstream side of the impeller to an exducer portion at an impeller exit. A diffuser is configured to direct compressed air from the impeller exit to a downstream combustor. The diffuser includes a diffuser ring proximate to the impeller exit. Each vane includes, at the impeller exit, a trailing edge which is at least one of non-linear and angled. The shroud includes a sloped trailing edge portion adjacent to the trailing edge of each vane, and the diffuser ring includes a sloped surface adjacent to the sloped trailing edge portion of the shroud.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile