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:
Nov. 30, 2010
Filed:
Jul. 19, 2007
Laurent Behaghel, Montgeron, FR;
Jean-pierre Andre Joseph Mourlan, Nogent sur Marne, FR;
Gerard Jacques Stangalini, Fontainebleau, FR;
Laurent Behaghel, Montgeron, FR;
Jean-Pierre Andre Joseph Mourlan, Nogent sur Marne, FR;
Gerard Jacques Stangalini, Fontainebleau, FR;
SNECMA, Paris, FR;
Abstract
A turbomachine comprising a diffuser—distributor assembly comprising a downstream end-piece connected at its downstream end to means for injecting air for ventilating a turbine and delimiting with the impeller of a centrifugal compressor an annular cavity for the circulation of ventilation air taken from the outlet of the compressor, this turbomachine comprising means for taking air from the injection means and means for guiding this air to the radially internal portion of the downstream face of the impeller.