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:
Dec. 11, 2012
Filed:
Feb. 19, 2010
Olivier Donadei, Ennery, FR;
Matthias Flach, Remseck, DE;
Philippe Lalardie, Saint-Gratien, FR;
Johann Lamotte, Beaumont sur Oise, FR;
Valentin Ruffet, Rueil Malmaison, FR;
Olivier Donadei, Ennery, FR;
Matthias Flach, Remseck, DE;
Philippe Lalardie, Saint-Gratien, FR;
Johann Lamotte, Beaumont sur Oise, FR;
Valentin Ruffet, Rueil Malmaison, FR;
Mahle International GmbH, , DE;
Abstract
A hydrocarbon adsorption filter device comprising: a filter housing; at least one filter element with activated carbon arranged in the filter housing; an intake canal, connecting the filter housing with an environment, wherein fresh air is taken in during a flushing operation; and an intake canal housing cover, wherein the intake canal housing cover includes a labyrinthine canal structure having a first end and an opposing second end, wherein the first end is in communication with the intake canal while the second end is in communication with a floor-side opening of the housing.