CPC H01M 50/536 (2021.01) [H01M 50/211 (2021.01); H01M 2220/10 (2013.01)] | 9 Claims |
1. A battery pack, comprising:
a casing;
at least two battery cells; and
a system including at least two cartridges in which the at least two battery cells are respectively received and a lead jig,
wherein the at least two cartridges are configured to be opened and closed to attach and detach a respective one of the at least two battery cells,
wherein the lead jig is configured to be mounted on and demounted from a lead of a battery cell of the at least two battery cells,
wherein the lead jig has a pair of conductive plates which are parallel and movable relative to one another in a linear direction, and
wherein, when the at least two battery cells are received in the at least two cartridges and stacked in a thickness direction, and the lead jig is mounted on the lead of the battery cell, an electrical connection is established between the at least two battery cells without welding the leads of the at least two battery cells.
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