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:
Apr. 05, 2016
Filed:
Feb. 24, 2011
Didier Hippolyte Hernandez, Quiers, FR;
Thomas Olivier Marie Noel, Vincennes, FR;
Matthieu Francois Rullaud, Champagne sur Seine, FR;
Didier Hippolyte Hernandez, Quiers, FR;
Thomas Olivier Marie Noel, Vincennes, FR;
Matthieu Francois Rullaud, Champagne sur Seine, FR;
SNECMA, Paris, FR;
Abstract
An air and fuel injection system for the back of a turbomachine's annular combustion chamber, including a central injector and a peripheral annular fuel injector including at least one fuel injection aperture made in an annular wall and emerging in a peripheral annular channel separated from a central channel by the annular wall and having an annular space of admission of air. The system also includes multiple air ejection apertures made in the annular wall downstream from the fuel ejection aperture or apertures in reference to the flow of the air stream, for an additional injection of air into the channel.