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:
Jul. 24, 2012
Filed:
Sep. 25, 2008
Applicants:
Minoru Chino, Sagamihara, JP;
Naoaki Tanimura, Hiratsuka, JP;
Masashi Kamei, Yokohama, JP;
Junichi Hanai, Kanagawa-ken, JP;
Inventors:
Minoru Chino, Sagamihara, JP;
Naoaki Tanimura, Hiratsuka, JP;
Masashi Kamei, Yokohama, JP;
Junichi Hanai, Kanagawa-ken, JP;
Assignee:
Nissan Motor Co., Ltd., Yokohama-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60P 3/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fuel tank has a primary sump and secondary sump. A first vent valve and a second vent valve are disposed within the fuel tank. The first vent valve is closed when a level of fuel in the primary sump is equal to or higher than a first predetermined filling level, and the second vent valve is closed when a level of fuel in the secondary sump is equal to or higher than a second predetermined filling level in a refueling procedure.