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:
Aug. 20, 2013
Filed:
Nov. 03, 2010
Applicants:
Thomas Rudolph, Stuttgart, DE;
Tilmann Wächter, Stuttgart, DE;
Inventors:
Thomas Rudolph, Stuttgart, DE;
Tilmann Wächter, Stuttgart, DE;
Assignee:
Mahle International GmbH, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/22 (2006.01); B01D 19/00 (2006.01); B01D 53/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fuel tank deaeration and aeration system, including a first main filter device having an inlet and an outlet, wherein the inlet is in fluid communication with a fuel tank; and a second additional filter device having an inlet and an outlet, wherein the inlet is in fluid communication with the outlet of the main filter device, and the additional filter device outlet is in fluid communication with an environment of a vehicle, and wherein a bypass valve controls a bypass, which bypasses the additional filter device.