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:
May. 01, 2012
Filed:
Sep. 06, 2007
Fabrice Gantie, Toulouse, FR;
Yann Druon, Toulouse, FR;
Fabrice Gantie, Toulouse, FR;
Yann Druon, Toulouse, FR;
Airbus Operations SAS, Toulouse, FR;
Abstract
A device for improving the effectiveness of the acoustic treatment(s) in an aircraft propulsion unit that includes a pipe () into which a gas stream flows, whereby the pipe () is delimited by two approximately concentric inside walls () and outside walls (), wherein the device includes at least one partition () that extends over at least one portion of the length of the pipe () between the inside and outside walls () and in that the profile of at least one wall () of the at least one partition () is defined so as to increase the number of reflections of an acoustic beam on at least one of the inside and/or outside walls () of the pipe and/or on at least one of the walls () of the at least one partition ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile