End cover assembly, secondary battery, battery pack and electric device
US11362395B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 30, 2021 |
| Grant date | Jun 14, 2022 |
| Priority date | — |
| Expiry date | Dec 30, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The disclosure relates to an end cover assembly, a secondary battery, a battery pack and an electric device. An end cover assembly for a secondary battery includes: an end cover; a first terminal including a first connecting section and a second connecting section disposed along a radial direction; a second terminal including a third connecting section, a fuse section and a fourth connecting section sequentially connected along the radial direction; along an axial direction, orthographic projections of the first and third connecting sections at least partially overlap with each other, one of the first and third connecting sections is configured to connect with a busbar, the other is configured to connect with an electrode assembly, the fourth connecting section is configured to connect with the second connecting section; and an insulating component, at least a part of which is located between the first connecting section and the third connecting section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.