Storage Cell Unit for a Motor Vehicle Comprising an Electric Drive

The invention relates to a storage cell unit which has a housing and at least one longitudinal support which forms a lateral wall of the housing or is arranged adjacently to the lateral wall of the housing. The longitudinal support is designed as a hollow support which has at least one hollow chamber that extends in the longitudinal direction of the longitudinal support and has a closed cross-section. The hollow chamber is equipped with a reinforcing element which extends over the majority of the length of the longitudinal support. The reinforcing element has a multichamber structure with a number of chambers adjoining one another.