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:
Jan. 11, 2011
Filed:
May. 17, 2005
Thierry Jacques Albert Le Docte, Gainneville, FR;
Laurent Marcel Vicogne, Le Havre, FR;
Thierry Jacques Albert Le Docte, Gainneville, FR;
Laurent Marcel Vicogne, Le Havre, FR;
Aircelle, Gonfreville l'Orcer, FR;
Abstract
The invention relates to a dual-flow turbojet engine comprising an engine which is disposed in a nacelle and is provided with case which defines jointly with the said nacelle an annular passage through which a secondary flow supplied by a fan placed upstream of the engine can flow, a primary nozzle which is fixed to the case downstream of the engine, an internal wall for guiding the main hot flow supplied by the engine and an external wall contacting the secondary flow. Said invention is characterized in that sound attenuating means is provided for at least one part of the internal wall and the external wall is provided with means for cooling said internal wall.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile