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:
May. 05, 2026
Filed:
Oct. 25, 2021
Audi Ag, Ingolstadt, DE;
Markus Gretzer, Eichstätt, DE;
Norbert Kluy, Schönfeld, DE;
AUDI AG, Ingolstadt, DE;
Abstract
A bipolar plate for a fuel cell comprises an active region and an edge region surrounding the active region, the edge region being associated to a first media guide fluidically connected to a first passage and a second media guide fluidically connected to a second passage, as well as having a media duct which runs through the active region and fluidically connects the first passage to the second passage. At least one of the media guides comprises a first partial chamber and a second partial chamber having the passage. A flow cross-section of the media guide is tapered between the first partial chamber and the second partial chamber, and a diaphragm can be inserted or is inserted into the second partial chamber.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile