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. 03, 2020
Filed:
Jul. 24, 2015
Audi Ag, Ingolstadt, DE;
Dirk Jenssen, Braunschweig, DE;
Christian Martin Zillich, Braunschweig, DE;
AUDI AG, Ingolstadt, DE;
Abstract
The invention concerns a fuel cell (), comprising a stack () of alternating bipolar plates () and membrane electrode assemblies () as well as flow channels () that are designed between a bipolar plate () and a membrane electrode assembly () and flow channels () that are designed within a bipolar plate () as well as a motor vehicle with such a fuel cell. Provision is made that a surface () of at least a part of the flow channels () that is overflowable by a fluid has, regarding its direction of extension at least in part a hydrophobic segment () and a hydrophilic segment () with regard to a cross-section of the flow channel ().