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. 26, 2009
Filed:
Jul. 15, 2004
Applicant:
Sébastien Bardon, Lyons, FR;
Inventor:
Sébastien Bardon, Lyons, FR;
Assignee:
Saint-Gobain Centre de Recherches et d'Etudes Europeen, Courbevois, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 46/00 (2006.01); F01N 3/022 (2006.01);
U.S. Cl.
CPC ...
Abstract
The inventive filter unit for filtering particles contained in exhaust gas of an internal combusting engine comprises sets of imbricated input channels () and adjacent output channels () which are fluidly communicating by means of the lateral walls thereof. Said lateral walls are cross-sectionally provided with a corrugation which is determined in such a way that the total volume of the input channels () is increased with respect to that of the output channels (), whereby the total volume (Ve) of the input channels () being greater than that (Vs) of the output channels ().