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:
Apr. 07, 2026
Filed:
Jul. 20, 2023
Applicant:
Pratt & Whitney Canada Corp., Longueuil, CA;
Inventor:
Ignatius Theratil, Mississauga, CA;
Assignee:
PRATT & WHITNEY CANADA CORP., Longueuil, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 25/04 (2006.01); F01D 25/16 (2006.01); F02C 7/06 (2006.01); F02C 7/28 (2006.01); F16C 33/72 (2006.01);
U.S. Cl.
CPC ...
F01D 25/04 (2013.01); F01D 25/16 (2013.01); F02C 7/06 (2013.01); F02C 7/28 (2013.01); F16C 33/72 (2013.01); F05D 2220/323 (2013.01); F05D 2240/54 (2013.01); F05D 2240/55 (2013.01); F05D 2260/96 (2013.01); F16C 2360/23 (2013.01);
Abstract
A method of mitigating vibrations of a seal component of a bearing cavity, the method includes: injecting gas jets into the bearing cavity to disrupt vortices causing the vibrations of the seal component, the vortices having a frequency and an amplitude, the gas jets one or more of: decreasing the amplitude of the vortices; and modifying the frequency of the vortices to be offset from a natural frequency of the seal component.