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:
Nov. 27, 2018

Filed:

Mar. 13, 2014
Applicant:

Safran Helicopter Engines, Bordes, FR;

Inventors:

Carole Jaureguiberry, Labenne, FR;

Manuel Silva, Gelos, FR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 25/24 (2006.01); F01D 5/04 (2006.01); F01D 9/04 (2006.01); F01D 11/00 (2006.01);
U.S. Cl.
CPC ...
F01D 5/04 (2013.01); F01D 9/04 (2013.01); F01D 11/005 (2013.01); F01D 25/246 (2013.01); F05D 2230/60 (2013.01); F05D 2240/11 (2013.01); F05D 2240/40 (2013.01);
Abstract

A turbine engine turbine ring, in particular for a helicopter, in which vibratory behavior is reduced. The turbine ring includes an essentially cylindrical support, and one or more sectors forming a circle configured to define a segment of an air passage, each sector being fastened to the support by an attachment device, wherein the attachment device includes a hook portion belonging to the support and projecting towards the sector, and a hook portion belonging to the sector and projecting towards the support, the hook portions of the support and of the sector being configured to co-operate in order to fasten the sector to the support, the ring further includes a damper device provided within the attachment device and stressed radially between a portion of the sector and a portion of the support so as to damp relative movements between the sector and the support.


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