US 12,451,507 B2
Fuel cell stack, fuel cell device and motor vehicle with fuel cell device
Oliver Keitsch, Heilbronn (DE); Armin Siebel, Neckarsulm (DE); and Sebastian Voigt, Heilbronn (DE)
Assigned to AUDI AG, Ingolstadt (DE)
Appl. No. 18/007,257
Filed by AUDI AG, Ingolstadt (DE)
PCT Filed Jun. 8, 2021, PCT No. PCT/EP2021/065206
§ 371(c)(1), (2) Date Jan. 27, 2023,
PCT Pub. No. WO2022/089787, PCT Pub. Date May 5, 2022.
Claims priority of application No. 10 2020 128 312.1 (DE), filed on Oct. 28, 2020.
Prior Publication US 2023/0268542 A1, Aug. 24, 2023
Int. Cl. H01M 8/248 (2016.01); H01M 8/0202 (2016.01); H01M 8/04664 (2016.01); H01M 8/10 (2016.01)
CPC H01M 8/248 (2013.01) [H01M 8/0269 (2013.01); H01M 8/04671 (2013.01); H01M 2008/1095 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A fuel cell stack, comprising:
a plurality of fuel cells arranged in the direction of the stack and tensioned by tension elements,
wherein at least one of the fuel cells has a cell voltage tap for electrical connection to a cell monitoring unit, and
wherein the at least one cell voltage tap is mechanically secured as regards the connection to the fuel cells by at least one of the tension elements.