Secondary battery
US8962177B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Apr 12, 2012 |
| Grant date | Feb 24, 2015 |
| Priority date | — |
| Expiry date | Sep 25, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Embodiments provide a secondary battery, which can suppress deformation of an electrode assembly and a current collector by installing a damping member between a non-coating portion of the electrode assembly and a can. In one embodiment, the secondary battery includes a can having an accommodating space and an open top portion; a plurality of electrode assemblies inserted into the can; a current collector connected to the non-coating portion of the electrode assembly; a damping member made of an elastic material between the electrode assembly and the can; and a cap plate sealing the can.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.