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:
Mar. 15, 2016
Filed:
Dec. 12, 2013
Applicant:
Mahle Filter Systems Japan Corporation, Tokyo, JP;
Inventors:
Junpei Omichi, Kawagoe, JP;
Hiroyuki Yoshida, Saitama, JP;
Assignee:
MAHLE FILTER SYSTEMS JAPAN CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 25/08 (2006.01); B01D 53/04 (2006.01);
U.S. Cl.
CPC ...
B01D 53/0446 (2013.01); B01D 53/0415 (2013.01); F02M 25/08 (2013.01); B01D 2253/102 (2013.01); B01D 2257/702 (2013.01); B01D 2259/4516 (2013.01);
Abstract
A fuel vapor treatment device including a casing including a gas passage formed in the casing, a granular adsorbent filled in the gas passage, the granular adsorbent serving to adsorb and desorb fuel vapor, and a desorption promoting structure to promote desorption of the fuel vapor in a central portion of a cross-sectional area of the gas passage as compared to an outer peripheral portion of the cross-sectional area of the gas passage.