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US 2025/0096343 A1Published application
Battery cell
AssigneesVolkswagen Aktiengesellschaft, W. L. Gore & Associates, Inc.
InventorsTim DAGGER, Daniel KEGLMEIER, Anton KILLER, Paul MEISTER, Joachim MUELLER, Andreas SAENGER, Piotr WRZUSZCZAK, Wenbo ZHANG, Branislav ZLATKOV
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Abstract
A battery cell having a cell casing in which a number of electrodes are arranged. The cell casing has an opening that is is covered by a gas-permeable membrane. An exterior of the membrane is covered by a cover element in order to restrict the ingress of matter into the cell casing.
Claims10
A battery cell comprising:
- a cell housing in which at least two electrodes are arranged;
- and
- an opening that is covered by a gas-permeable diaphragm, an outer side of the diaphragm being covered by a cover element in order to restrict an entry of matter into the cell housing.
Dependencies are inferred from the claim text.