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.

Date of Patent:
May. 26, 2020

Filed:

Nov. 28, 2016
Applicant:

United Technologies Corporation, Farmington, CT (US);

Inventors:

Charles Thistle, Middletown, CT (US);

Mohamed Hassan, Palm City, FL (US);

Assignee:

RAYTHEON TECHNOLOGIES CORPORATION, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/26 (2006.01); F01D 5/22 (2006.01); F01D 5/02 (2006.01); F01D 5/16 (2006.01); F01D 5/30 (2006.01); F01D 11/00 (2006.01); F01D 25/06 (2006.01); F04D 29/08 (2006.01); F04D 29/32 (2006.01);
U.S. Cl.
CPC ...
F01D 5/22 (2013.01); F01D 5/02 (2013.01); F01D 5/16 (2013.01); F01D 5/3023 (2013.01); F01D 11/006 (2013.01); F01D 11/008 (2013.01); F01D 25/06 (2013.01); F04D 29/083 (2013.01); F04D 29/322 (2013.01); F04D 29/324 (2013.01); F05D 2220/32 (2013.01); F05D 2230/60 (2013.01); F05D 2240/80 (2013.01); F05D 2260/30 (2013.01); F05D 2260/96 (2013.01); Y02T 50/673 (2013.01);
Abstract

A blade for a gas turbine engine. The blade having: a root; a platform located between the root and the blade, wherein the platform defines a cavity; a damper seal received in the cavity, the damper seal having a main body portion that extends along a major axis of the damper seal between a first end portion and an opposing second end portion of the damper seal, the first end portion and the second end portion each extend towards the root when the damper seal is located in the cavity and wherein the damper seal has a variable thickness along at least a portion of a minor axis of the damper seal that extends between opposite peripheral edges of the main body portion.


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