Rubber valve body for sealed battery, safety valve device and alkaline storage battery
US9818997B2 · kind B2 · utility
0Cited by
7References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 16, 2013 |
| Grant date | Nov 14, 2017 |
| Priority date | — |
| Expiry date | Mar 19, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A rubber valve body for sealed battery includes a rubber composition containing a resin in an amount of 20% by mass or more and an inorganic substance, wherein the melting point of the resin is in a range of 100 to 165° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.