Battery lid with integral thick boss surrounding a terminal hole
US8003248B2 · kind B2 · utility
4Cited by
14References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 15, 2008 |
| Grant date | Aug 23, 2011 |
| Priority date | — |
| Expiry date | Dec 10, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49108
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An improved lid for closing the open end of a casing of an electrochemical energy storage device is described. The improved lid comprises a flat region having spaced apart upper and lower planar surfaces joined by a peripheral edge, an angled transition forming a boss protruding from the lower surface, and a bore extending through the boss to the upper surface. An electrical energy storage device is also described, which includes the improved lid secured to the open end of the casing container of the device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.