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:
Feb. 24, 2015
Filed:
Apr. 17, 2012
Applicants:
Emmanuel Berche, Vernou la Celle sur Seine, FR;
Jean-luc Bacha, Paris, FR;
Tangi Brusq, Fontainebleau, FR;
Inventors:
Emmanuel Berche, Vernou la Celle sur Seine, FR;
Jean-Luc Bacha, Paris, FR;
Tangi Brusq, Fontainebleau, FR;
Assignee:
Snecma, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/18 (2006.01); F01D 25/06 (2006.01); F01D 5/08 (2006.01); F01D 5/26 (2006.01); F01D 11/00 (2006.01);
U.S. Cl.
CPC ...
F01D 5/082 (2013.01); F01D 5/26 (2013.01); F01D 11/008 (2013.01); F05B 2240/33 (2013.01); F05D 2260/36 (2013.01); F05D 2260/201 (2013.01); F05D 2260/22141 (2013.01); F05D 2260/2214 (2013.01); Y02T 50/676 (2013.01); F05D 2240/81 (2013.01); Y10S 416/50 (2013.01);
Abstract
A turbine wheel for a turbine engine, comprising a disk carrying blades, each having a platform carrying an airfoil and connected by a tang to a root, and sealing and damping sheets housed in the inter-tang spaces, the platforms including projections on their radially internal faces against which the sheets bear radially in operation, in order to define radial clearance and create at least one space between the sheets and the platforms, and the sheets including holes for feeding air to the or each space.