US Patent 9793530 Battery assembly with linear bus bar configuration

A battery assembly utilizing a compact and robust bus bar configuration is provided. The batteries within the assembly are divided into groups, where the batteries within each battery group are connected in parallel and the groups are connected in series. The batteries are interconnected using a repetitive sequence of non-overlapping, alternating polarity bus bars. The bus bars, which are integrated into a battery assembly upper tray member, are devoid of contact fingers and positioned such that there is a single bus bar located adjacent to either side of each battery group.