Anti-explosion package of soft-packed secondary battery
US9911954B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 6, 2016 |
| Grant date | Mar 6, 2018 |
| Priority date | — |
| Expiry date | Oct 6, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An anti-explosion package of soft-packed secondary battery, including: upper film, lower film, packaging area and anti-explosion area, an outer edge of upper film and lower film are sealed to form hollow cavity for accommodating naked battery core; packaging area is provided on at least one outer edge of upper film and lower film, anti-explosion area is arranged in packaging area, packaging areas of upper film and lower film are adhered together except location of anti-explosion area, so that upper film and lower film are sealed at this side, anti-explosion area includes opening area and transition area successively arranged in a direction from an edge of packaging area close to hollow cavity to an edge away from hollow cavity; portion of the upper film and lower film at opening area is not adhered, portion located at transition area is adhered with intensity less than transition area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.