Bipolar plate, a method for the production of a bipolar...

Details Bipolar plate, a method for the production of a bipolar... Bipolar plate, a method for the production of a bipolar...

2007-12-19

2010-12-07

Yuan, Dah-Wei D (Department: 1795)

Chemistry: electrical current producing apparatus, product, and

Fuel cell, subcombination thereof, or method of making or...

Grouping of fuel cells into stack or module

C429S457000, C429S469000, C429S507000, C429S511000, C429S518000

Reexamination Certificate

active

07846606

ABSTRACT:
A bipolar plate for electro-chemical applications is proposed, comprising a first cover layer of a metallic material, a second cover layer of a metallic material, and a supporting layer of a metallic material which is arranged between the first cover layer and the second cover layer and is connected to the first cover layer and the second cover layer, wherein the supporting layer comprises at least one row of contact areas for the first cover layer and/or the second cover layer and free spaces are formed between neighboring contact areas, wherein at least one passage opening is provided for conveying fuel and/or oxidizer, and wherein an insert element by means of which point forces are introducible over an area is arranged between the first cover layer and the second cover layer in the region of the at least one passage opening.

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