Secondary battery
US10658631B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 13, 2015 |
| Grant date | May 19, 2020 |
| Priority date | — |
| Expiry date | Jun 29, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A secondary battery includes an electrode assembly having a curved shape and comprising a first electrode plate, a second electrode plate, and a separator located between the first electrode plate and the second electrode plate, an exterior member comprising a first exterior member on a first surface of the electrode assembly, a second exterior member on a second surface of the electrode assembly, and wings providing a sealing surface by coupling the first exterior member and the second exterior member, and a label covering an outer surface of the exterior member, wherein the label comprises a label body sheet that is attached to the first exterior member, and a plurality of label wings that are folded from a first edge of the label body sheet in a first direction, cover the exterior member from side surfaces of the exterior member to the second exterior member, and have at least one cutting slot.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.