Sealed passage for a negative terminal through a metal wall, and electric cell using said sealed passage
US4438184A · kind A · utility
12Cited by
7References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 12, 1982 |
| Grant date | Mar 20, 1984 |
| Priority date | — |
| Expiry date | Jul 12, 2002 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The sealing between the terminal (1) and the metal wall (2) is provided by a glass seal (3). At least that portion of the terminal which comes into contact with the glass seal is covered with a layer of at least one electrically insulating oxide (4).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.