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US 12,191,525 B2Granted
Battery module
AssigneeVehicle Energy Japan Inc.
InventorsYoshitaka Watahiki, Sadayuki Aoki, Kazunori Ojima, Osamu Kubota
Life of this patent
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Abstract
Provided is a battery module capable of improving the safety as compared with the conventional one. The battery module includes a plurality of battery cells, and busbars 10 connecting to external terminals of the battery cells. The busbars 10 include a busbar, the busbar has a pair of terminal portions 11 and 12, a current-carrying portion 13 connecting the pair of terminal portions 11 and 12, and a fuse 14 placed at the current-carrying portion 13. The current-carrying portion 13 surrounds the fuse 14.
Claims9
A battery module comprising:
- a plurality of battery cells;
- and
- busbars connected to external terminals of the battery cells,
- the busbars include a busbar having a pair of terminal portions, a current-carrying portion connecting the pair of terminal portions, and a fuse provided in the current-carrying portion,
- the current-carrying portion surrounding the fuse such that a part of the current-carrying portion is disposed between the fuse and the battery cells,
- the pair of terminal portions are provided at one end and the other end of the busbar in a first direction,
- the current-carrying portion, in a state of unfolded to a flat surface, in a second direction orthogonal to the first direction, has one end connected to the pair of terminal portions and the other end provided with the fuse, and
- the fuse is located inside the current-carrying portion bent in a tubular shape extending in the first direction.
5 more elements
Dependencies are inferred from the claim text.