Rechargeable battery
US10374249B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2017 |
| Grant date | Aug 6, 2019 |
| Priority date | — |
| Expiry date | Aug 31, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A rechargeable battery includes an electrode assembly including a first electrode, a second electrode, and a separator, the first electrode and the second electrode being wound with the separator therebetween, and a case to receive the electrode assembly, wherein the first electrode includes a first tab part having a first coating region and a plurality of first uncoated tabs protruding out of the first coating region, the first coating region being coated with a first active material, and the plurality of first uncoated tabs not being coated with the first active material, and a first non-tab part connected to the first tab part, the first non-tab part wrapping the first tab part at an outermost portion thereof at least one time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.