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:
Nov. 01, 2016
Filed:
Dec. 11, 2014
Applicant:
Dr. Ing. H.c.f. Porsche Aktiengesellschaft, Stuttgart, DE;
Inventors:
Andreas Menke, Vaihingen an der Enz, DE;
Ulrich Essig, Wendlingen, DE;
Uwe Bolzhauser, Freiberg am Neckar, DE;
Assignee:
DR. ING. H.C.F. PORSCHE AKTIENGESELLSCHAFT, Stuttgart, DE;
Primary Examiner:
Int. Cl.
CPC ...
F02M 25/08 (2006.01); B01D 53/04 (2006.01); B01D 46/24 (2006.01);
U.S. Cl.
CPC ...
B01D 53/0407 (2013.01); B01D 46/2418 (2013.01); F02M 25/0854 (2013.01); B01D 2253/102 (2013.01); B01D 2253/3425 (2013.01); B01D 2257/702 (2013.01); B01D 2259/4516 (2013.01);
Abstract
A filter device for the exchange of gas between the fuel tank for liquid fuel and an environment has a chamber sealed in a fluid-tight manner. A first port leads into the chamber for fluid connection to the fuel tank. A second port into leads the chamber for fluid connection to the environment. A granular filter material is in the chamber. The chamber is designed for optionally accommodating a monolithic filter element in addition to the granular filter material.