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:
Jan. 31, 2023
Filed:
Jul. 25, 2019
Applicant:
Mitsubishi Heavy Industries Aero Engines, Ltd., Komaki, JP;
Inventors:
Toshio Watanabe, Tokyo, JP;
Kentaro Akimoto, Komaki, JP;
Assignee:
MITSUBISHI HEAVY INDUSTRIES AERO ENGINES, LTD., Komaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/16 (2006.01); F01D 5/18 (2006.01); F01D 25/06 (2006.01);
U.S. Cl.
CPC ...
F01D 5/16 (2013.01); F01D 5/18 (2013.01); F01D 25/06 (2013.01); F05D 2220/323 (2013.01); F05D 2240/80 (2013.01); F05D 2260/96 (2013.01);
Abstract
A vibration damping device according to an embodiment is a vibration damping device for a blade of a rotating machine, which includes at least one housing configured to be containable in a cavity formed under a platform of the blade, and to be detachable from the blade, and an attenuation material disposed in a vibration damping space formed inside the housing.