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.

Date of Patent:
Dec. 15, 2009

Filed:

May. 01, 2008
Applicants:

Andrej Hochstein, Karlsruhe, DE;

Martin Stickel, Muggensturm, DE;

Inventors:

Andrej Hochstein, Karlsruhe, DE;

Martin Stickel, Muggensturm, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 37/20 (2006.01); F02M 33/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A fuel system includes a fuel tank and a liquid separator. The fuel tank includes an interior in which liquid fuel and fuel vapor are contained, and has at least one vent in fluid communication with a vapor dome in the interior of the fuel tank. The liquid separator is in fluid communication with the at least one vent in the fuel tank, and has a fuel port disposed at a lower elevation than the at least one vent to enable the liquid separator to be passively aspirated under negative pressure conditions within the fuel tank. The liquid separator may be placed inside or outside the fuel tank.


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