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. 11, 2014
Filed:
May. 28, 2009
Xavier Agneray, Veneux les Sablons, FR;
Alexandre Chartoire, Paris, FR;
Armel Touyeras, Combs la Ville, FR;
Julien Loucheux, Draveil, FR;
Xavier Agneray, Veneux les Sablons, FR;
Alexandre Chartoire, Paris, FR;
Armel Touyeras, Combs la Ville, FR;
Julien Loucheux, Draveil, FR;
SNECMA, Paris, FR;
Abstract
A turbomachine or high pressure compressor including a stator casing housing a plurality of compression stages that are spaced apart in an axial direction along the central axis of the turbomachine, each compression stage including a row of rotor blades followed by a row of stator vanes. The compressor further includes an air injection system including at least one air injection passage through the casing and including an outlet segment that opens out in an inclined manner upstream from and directed towards a row of rotor blades into a set-back zone of the inside face of the casing.