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. 30, 2024
Filed:
Aug. 19, 2021
Applicant:
General Electric Company, Schenectady, NY (US);
Inventors:
Egbert Geertsema, Evendale, OH (US);
Nicholas J. Kray, Evendale, OH (US);
Brandon W. Miller, West Chester, OH (US);
Assignee:
GENERAL ELECTRIC COMPANY, Schenectady, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 9/02 (2006.01); F01D 9/04 (2006.01); F01D 25/04 (2006.01); F02C 7/045 (2006.01);
U.S. Cl.
CPC ...
F01D 9/02 (2013.01); F01D 25/04 (2013.01); F05D 2220/323 (2013.01); F05D 2230/13 (2013.01); F05D 2230/30 (2013.01); F05D 2240/12 (2013.01);
Abstract
Acoustic turbofan airfoil apparatus are disclosed. An example apparatus includes a platform of a turbofan engine, the platform including perforations to receive acoustic waves, acoustic chambers protruding from a first side of the platform, the acoustic chambers aligned with the perforations in a radial direction defined by the turbofan engine, the acoustic chambers to attenuate the acoustic waves, and an airfoil protruding from a second side of the platform opposite the first side of the platform.