Battery having electrolyte injecting plug
US6447949B2 · kind B2 · utility
39Cited by
7References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 13, 1999 |
| Grant date | Sep 10, 2002 |
| Priority date | — |
| Expiry date | Sep 13, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electrolyte injecting metallic plug laser-welded to an outer edge of an electrolyte injecting port on a periphery of a battery case. At least a part of the electrolyte injecting metallic plug is inserted into the electrolyte injecting port.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.