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. 02, 2021
Filed:
Mar. 02, 2018
Hexis Ag, Winterthur, CH;
HEXIS AG, Winterthur, CH;
Abstract
A method for producing a metallic interconnector for a fuel cell stack, including an air guiding surface with a first gas distributor structure and a fuel gas guiding surface with a second gas distributor structure, the first gas distributor structure and the second gas distributor structure each formed by grooves and webs, includes providing a sheet metal blank, forming the sheet metal blank by a plastic molding process, the first gas distributor structure and the second gas distributor structure being formed in such a manner that the grooves and webs of the first gas distributor structure are arranged complementary to the grooves and webs of the second gas distributor structure at a predeterminable percentage of area of the air guiding surface and the fuel gas guiding surface of at least 50% and at most 99%.