Pressure relief device
US10109831B2 · kind B2 · utility
1Cited by
1References
18Claims
0Family size
Assignees
Inventor
Key dates
| Filing date | Sep 9, 2013 |
| Grant date | Oct 23, 2018 |
| Priority date | — |
| Expiry date | Dec 9, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A pressure relief device attached to an outer surface of a battery pack includes an adhesive arranged around an opening in the outer surface of the battery pack and a hat portion arranged over the opening. The hat portion includes an outer ring portion attached to the outer surface of the battery pack via the adhesive and an inner portion that is recessed from the outer surface of the battery pack to form a gap between the opening and the inner portion. A diameter of the inner portion is greater than a diameter of the opening, and a diameter of the gap is greater than the diameter of the opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.