Title:
ターボ機械のタービンリング
Document Type and Number:
Japanese Patent JP6453252
Kind Code:
B2
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.
Inventors:
Lorgi berry, carol
Silva, Manuel
Silva, Manuel
Application Number:
JP2015562286A
Publication Date:
January 16, 2019
Filing Date:
March 13, 2014
Export Citation:
Assignee:
Saffron Helicopter Engines
International Classes:
F01D25/04; F01D9/04; F02C7/00
Domestic Patent References:
| JP2004036443A | ||||
| JP9228804A | ||||
| JP2010151046A |
Foreign References:
| US20060083607 |
Attorney, Agent or Firm:
Kawaguchi International Patent Office
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