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:
Jul. 28, 2026
Filed:
Apr. 24, 2024
Pratt & Whitney Canada Corp., Longueuil, CA;
Lorenzo Sanzari, Montreal, CA;
PRATT & WHITNEY CANADA CORP., Longueuil, CA;
Abstract
A seal arrangement of a gas turbine engine includes two seal assemblies arranged in a serial relationship relative to an engine central longitudinal axis. Each seal assembly includes a seal carrier, and a primary seal element positioned in the seal carrier and configured to seal to a rotating component of the gas turbine engine abutting the primary seal element. A seal sleeve is positioned radially outboard of the seal carriers of the two seal assemblies. The seal sleeve is configured to retain the two seal assemblies in position abutting the rotating component.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile