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:
Aug. 03, 2010
Filed:
Oct. 20, 2006
Gilles Alain Marie Charier, La Grande Paroisse, FR;
Stephane Rousselin, Hericy, FR;
Philippe Pierre Vincent Bouiller, Samoreau, FR;
Gilles Alain Marie Charier, La Grande Paroisse, FR;
Stephane Rousselin, Hericy, FR;
Philippe Pierre Vincent Bouiller, Samoreau, FR;
SNECMA, Paris, FR;
Abstract
A device for ventilating turbine components in a gas turbine engine which includes first and second turbine rotors mechanically independent of each other, the first turbine rotor includes an HP turbine disk and the second turbine rotor includes an LP turbine disk and with a first circuit for ventilating the LP turbine is disclosed. The device includes an air compression wheel arranged downstream of the HP turbine disk between the HP turbine disk and LP turbine disk in order to assist the circulation of the air in the first circuit.