Sealing assembly, lithium ion battery comprises the same, and method for preparing sealing assembly
US10224522B2 · kind B2 · utility
0Cited by
4References
17Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Dec 26, 2012 |
| Grant date | Mar 5, 2019 |
| Priority date | — |
| Expiry date | Oct 5, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/4911
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A sealing assembly for a battery, a method of preparing the sealing assembly and a lithium ion battery are provided. The sealing assembly for a battery comprises: a ceramic ring (3) having a receiving hole (31), a metal ring (4) fitted over the ceramic ring (3) for sealing an open end of the battery, and a column (2) formed in the receiving hole (31) which comprises a metal-metal composite (21), wherein the metal-metal composite (21) comprises: a metal porous body, and a metal material filled in pores of the metal porous body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.