Battery module
US12021266B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 17, 2019 |
| Grant date | Jun 25, 2024 |
| Priority date | — |
| Expiry date | Apr 6, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided is a battery module capable of keeping a joint strength high at a joint between dissimilar metals of a busbar. A battery module 100 of the present invention includes a plurality of battery cells each having cell terminals 1p and 1n, and a busbar 2A joining the terminals of the battery cells 1. The busbar 2A has a plurality of connection face portions 2c1 and 2c2 each connected to a corresponding one of the terminals 1p and 1n of the battery cells 1; a plurality of rising portions each rising from a corresponding one of the plurality of connection face portions 2c1 and 2c2; and a connection portion connecting the plurality of rising portions. The busbar includes a copper portion 2e including copper and an aluminum portion 2f including aluminum, and a joint between the copper portion 2e and the aluminum portion 2f are located on the connection face portion 2c1, 2c2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.