Lightweight battery box for electric vehicles
US11951847B2 · kind B2 · utility
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1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2021 |
| Grant date | Apr 9, 2024 |
| Priority date | — |
| Expiry date | Dec 7, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A battery box for an electric vehicle includes an Al casting that extends between and joins to a BIW or chassis rails of the electric vehicle. The Al casting includes a bottom wall, a side wall with a pair of rails that are securely attached to the BIW or chassis rails of the vehicle, and a plurality of cross members. The bottom wall, the side wall, and the plurality of cross members define a structural enclosure with a plurality of battery compartments and at least one crush zone, and the structural enclosure is load bearing member of the electric vehicle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.