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. 25, 2014

Filed:

Jul. 22, 2011
Applicants:

Yolaine Carre, Villeneuve Saint Georges, FR;

Mathieu Jean Pierre Trohel, Saint Vrain, FR;

Inventors:

Yolaine Carre, Villeneuve Saint Georges, FR;

Mathieu Jean Pierre Trohel, Saint Vrain, FR;

Assignee:

Snecma, Paris, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/08 (2006.01); B64C 11/06 (2006.01); F02K 3/072 (2006.01); F04D 29/34 (2006.01); B64D 27/02 (2006.01);
U.S. Cl.
CPC ...
B64C 11/06 (2013.01); Y02T 50/672 (2013.01); Y02T 50/66 (2013.01); F02K 3/072 (2013.01); B64D 2027/026 (2013.01);
Abstract

A retaining ring presenting, on its periphery, a plurality of radial bores, each of the bores being able to receive a blade root. The retaining ring also includes at least one first radial opening traversed by a compression tube and at least one second radial opening, the at least first radial opening and the at least second radial opening being separated from each other by at least one of the bores of the plurality of radial bores. The ventilation device finds a particularly interesting application in the field of turbine engines including a pusher open rotor.


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