Electrical interconnects for battery cells
First Claim
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1. A battery pack comprising:
- a pouch cell having electrode tabs extending therefrom, at least one of the tabs defining at least one tab perforation and at least one tab raised portion;
a busbar including at least one busbar raised portion in contact with and protruding through the at least one tab perforation and at least one busbar perforation in contact with and coupled to the at least one tab raised portion; and
an agglomeration of mechanically bound solid metal particles overlaying the tab and busbar raised portions to mechanically bind and electrically connect the at least one of the tabs to the busbar.
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Abstract
A battery pack includes a pouch cell having electrode tabs extending therefrom, each of the tabs defining a plurality of perforations, a busbar including a plurality of raised portions in contact with and protruding through the perforations, and an agglomeration of mechanically bound solid metal particles overlaying the raised portions to mechanically bind and electrically connect the tabs to the busbar.
7 Citations
20 Claims
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1. A battery pack comprising:
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a pouch cell having electrode tabs extending therefrom, at least one of the tabs defining at least one tab perforation and at least one tab raised portion; a busbar including at least one busbar raised portion in contact with and protruding through the at least one tab perforation and at least one busbar perforation in contact with and coupled to the at least one tab raised portion; and an agglomeration of mechanically bound solid metal particles overlaying the tab and busbar raised portions to mechanically bind and electrically connect the at least one of the tabs to the busbar. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A battery pack comprising:
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a pouch cell having electrode tabs extending therefrom, each of the tabs defining a plurality of tab raised portions and a plurality of tab perforations; a busbar including a plurality of busbar perforations in contact with and coupled to the plurality of tab raised portions and a plurality of busbar raised portions in contact with and protruding through the plurality of tab perforations; and an agglomeration of mechanically bound solid metal particles overlaying the raised portions to mechanically bind and electrically connect the tabs to the busbar. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. A battery pack comprising:
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a perforated busbar; a pair of pouch cells, each having a tab extending therefrom, arranged adjacent to one another such that the tabs are aligned and interconnect, each of the tabs having raised portions protruding through one or more openings in the busbar and at least one of the tabs having one or more perforations corresponding to and in contact with the raised portions of the adjacent tab; and an agglomeration of mechanically bound solid metal particles overlaying the raised portions to mechanically bind and electrically connect the tabs to the busbar. - View Dependent Claims (18, 19, 20)
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Specification