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. 08, 2025
Filed:
Nov. 25, 2022
Raytheon Technologies Corporation, Farmington, CT (US);
Calvin Jay Winder, Cromwell, CT (US);
Fadi S. Maalouf, East Hampton, CT (US);
Matthew E. Bintz, West Hartford, CT (US);
Peter T. Schutte, Manchester, CT (US);
Pieter Van Lieu, Cheshire, CT (US);
Justin Roger DeLarm, Bolton, CT (US);
Anna Lauren Wright, Poulsbo, WA (US);
Hamidreza Mohseni, Avon, CT (US);
David R. Lyders, Glastonbury, CT (US);
Xiaomei Fang, South Glastonbury, CT (US);
RTX CORPORATION, Farmington, CT (US);
Abstract
A gas turbine engine includes a rotor that that has a seal surface, a shaft that has an annular seal channel that opens to the seal surface, and a seal disposed in the annular seal channel for sealing against the seal surface. The seal is made of a composite having carbon fibers disposed in a carbon matrix.