US 12,087,970 B2
Battery with a battery module and method for its operation
Michael Hinterberger, Großmehring (DE); Christoph Terbrack, Ingolstadt (DE); Christian Endisch, Geisenfeld (DE); and Julia Stöttner, Ingolstadt (DE)
Assigned to AUDI AG, Ingolstadt (DE)
Filed by AUDI AG, Ingolstadt (DE)
Filed on Nov. 13, 2020, as Appl. No. 17/097,403.
Claims priority of application No. 10 2019 130 738.4 (DE), filed on Nov. 14, 2019.
Prior Publication US 2021/0151726 A1, May 20, 2021
Int. Cl. H01M 50/502 (2021.01); H01M 10/12 (2006.01); H01M 10/42 (2006.01); H01M 50/543 (2021.01)
CPC H01M 50/502 (2021.01) [H01M 10/122 (2013.01); H01M 10/425 (2013.01); H01M 50/543 (2021.01); H01M 2010/4271 (2013.01); H01M 2220/20 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A battery cell comprising:
four first cell connectors configured as main terminals;
a galvanic cell; and
a first switching unit electrically coupled to the first cell connectors, wherein the galvanic cell is configured to be electrically coupled to the first cell connectors depending on a switching state of the first switching unit;
two second cell connectors configured as secondary terminals that are electrically isolated from the four first cell connectors, wherein the second cell connectors are connected to two center taps of the first switching unit; and
a second switching unit that is configured to be electrically coupled to the second cell connectors to electrically couple the galvanic cell to the second cell connectors depending on a switching state of the second switching unit.