Nickel-metal hydride storage battery
US6926998B2 · kind B2 · utility
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3References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2002 |
| Grant date | Aug 9, 2005 |
| Priority date | — |
| Expiry date | Aug 4, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S420/90
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A nickel-metal hydride storage battery comprising a positive electrode containing nickel hydroxide, a negative electrode containing a hydrogen absorbing alloy and an alkaline electrolyte, wherein the positive electrode contains a hydroxide and/or an oxide of an element selected from the group consisting of calcium, strontium, scandium, yttrium, lanthanoid and bismuth, and the negative electrode contains germanium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.