Battery Cell, System, Method for Producing a Battery Cell Assembly, and Battery Cell Assembly

Battery cells, including a connection point for electrically contacting the battery cell by a cell connector, wherein a surface of the connection point facing away from the battery cell has an inner section, an outer section, and a bending point at which the inner section merges into the outer section, and wherein the outer section of the surface descends with respect to the bending point, are provided. Systems including a battery cell and a cell connector corresponding to the battery cell, wherein the cell connector has a respective contact surface for electrical contacting of the battery cell, and the respective contact surface of the cell connector has a deformation that deviates from a plane in a predetermined manner, are further provided. Methods for producing a battery cell assembly are further provided. Battery cell assemblies are further provided.