EP 3981039 A1 20220413 - FUEL CELL UNIT
Title (en)
FUEL CELL UNIT
Title (de)
BRENNSTOFFZELLENEINHEIT
Title (fr)
UNITÉ DE PILES À COMBUSTIBLE
Publication
Application
Priority
- DE 102019208171 A 20190605
- EP 2020062700 W 20200507
Abstract (en)
[origin: WO2020244879A1] Fuel cell unit in the form of a fuel cell stack for producing electrical energy in an electrochemical manner, comprising fuel cells, the fuel cells each comprising a proton exchange membrane, an anode, a cathode, a gas diffusion layer, a bipolar plate, at least one fluid channel for the passage of a fluid, at least one seal (11) composed of a sealing material (42) for sealing off the at least one fluid channel (37), wherein particles (41) composed of a particle material (43) are arranged in the sealing material (42) of the at least one seal (11), for the purpose of extending the diffusion path (38) of the fluid which is sealed off by the at least one seal (11).
IPC 8 full level
H01M 8/02 (2016.01); H01M 8/0273 (2016.01); H01M 8/0282 (2016.01); H01M 8/0284 (2016.01)
CPC (source: CN EP US)
H01M 8/0273 (2013.01 - CN EP US); H01M 8/0282 (2013.01 - CN EP); H01M 8/0284 (2013.01 - CN EP US); H01M 8/0286 (2013.01 - US); H01M 8/1004 (2013.01 - CN EP US); H01M 2008/1095 (2013.01 - CN EP US); Y02E 60/50 (2013.01 - EP)
Citation (search report)
See references of WO 2020244879A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2020244879 A1 20201210; CN 114175321 A 20220311; DE 102019208171 A1 20201210; EP 3981039 A1 20220413; US 2022320532 A1 20221006
DOCDB simple family (application)
EP 2020062700 W 20200507; CN 202080053922 A 20200507; DE 102019208171 A 20190605; EP 20725466 A 20200507; US 202017616261 A 20200507