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:
May. 17, 2011
Filed:
Jul. 17, 2007
Applicants:
Thierry Argaud, Chartrettes, FR;
Antoine Robert Alain Brunet, Moissy Cramayel, FR;
Jean-christophe Leininger, Paris, FR;
Inventors:
Thierry Argaud, Chartrettes, FR;
Antoine Robert Alain Brunet, Moissy Cramayel, FR;
Jean-Christophe Leininger, Paris, FR;
Assignee:
Snecma, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system for ventilating a downstream cavity of an impellor of a centrifugal compressor in a turbomachine, this system including flow diversion system mounted fixedly in the downstream cavity of the impellor in order to divert the ventilation air taken from the outlet of the compressor and cause it to circulate radially from the inside to the outside along the downstream face of the impellor.