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. 18, 2009
Filed:
Jul. 11, 2005
Jacques Andre Michel Roche, Lisses, FR;
Alain Pierre Page, Montgeron, FR;
Stephane Henri Guy Touchaud, Paris, FR;
Nicolas Pommier, Brunoy, FR;
Jacques Andre Michel Roche, Lisses, FR;
Alain Pierre Page, Montgeron, FR;
Stephane Henri Guy Touchaud, Paris, FR;
Nicolas Pommier, Brunoy, FR;
SNECMA, Paris, FR;
Abstract
A double flow turbo-jet engine includes a re-heating channel of the primary flow and an ejection nozzle, the secondary flow emerging at least partially in the primary flow upstream of the re-heating channel, the re-heating channel including a burner ring, including a flame holder gutter in the form of a ring portion whereof the upstream section is situated in the secondary flow, receiving a fuel manifold and a protective tubular screen of the manifold. The gutter includes an upstream recess linked with the secondary flow, and the screen includes, on its upstream section, at least one ventilation orifice of the space situated between the screen and the manifold.