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:
Nov. 28, 2023
Filed:
Oct. 16, 2021
Applicant:
Raytheon Technologies Corporation, Farmington, CT (US);
Inventors:
Craig Aaron Reimann, Vernon, CT (US);
Julian Winkler, Glastonbury, CT (US);
Kenji Homma, Glastonbury, CT (US);
Jeffrey Michael Mendoza, Manchester, CT (US);
Ramons A. Reba, South Windsor, CT (US);
Assignee:
RTX COROPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G10K 11/16 (2006.01); F02C 7/24 (2006.01);
U.S. Cl.
CPC ...
G10K 11/16 (2013.01); F02C 7/24 (2013.01); F05D 2220/323 (2013.01); F05D 2260/96 (2013.01);
Abstract
An acoustic attenuation structure for a gas turbine engine includes a periodic structure having a first unit cell, the first unit cell having a first central body and a first axial tube disposed on the first central body and a second axial tube disposed on the first central body, opposite the first axial tube, each of the first axial tube and the second axial tube being in fluid communication with one another through the first central body.