摘要 |
A battery module is provided. The battery module may include a battery cell stack including a plurality of sealed electrochemical cells interposing a first and a second end cover, the first end cover including a band engagement section. The battery module may further include a retention band circumnavigating the battery cell stack, first end cover, and second end cover, the retention band joined at an overlapping portion and including an engagement end mated with the band engagement section. |