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. 15, 2025
Filed:
Jan. 03, 2024
Honeywell International Inc., Charlotte, NC (US);
Shailesh Kumar, Bangalore, IN;
Jyotichandra Jingade, Bangalore, IN;
Mohammed Qizar, Hyderabad, IN;
Mahmoud Mansour, Phoenix, AZ (US);
Michael Barton, Phoenix, AZ (US);
William Schuster, Phoenix, AZ (US);
John Gunaraj, Phoenix, AZ (US);
David Hanson, Phoenix, AZ (US);
Swarna Sinha Srinath, Phoenix, AZ (US);
HONEYWELL INTERNATIONAL INC., Charlotte, NC (US);
Abstract
A gas turbine engine includes a rotatable component, and an engine casing disposed about the rotatable component. The engine casing includes a casing treatment having a plurality of grooves and a plurality of acoustic chambers. Each of the plurality of grooves is defined in the engine casing with a groove depth, and each of the plurality of acoustic chambers has an acoustic chamber depth based on the groove depth. Two of the plurality of grooves are associated with one of the plurality of acoustic chambers, one of the plurality of grooves is associated with a second one of the plurality of acoustic chambers, and the one of the plurality of acoustic chambers has an acoustic configuration that is different than the second one of the plurality of acoustic chambers.