Battery vent plug improvement
US5993991A · kind A · utility
3Cited by
4References
15Claims
0Family size
Inventor
Key dates
| Filing date | Jan 29, 1997 |
| Grant date | Nov 30, 1999 |
| Priority date | — |
| Expiry date | Jan 29, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A vent plug for insertion into a battery vent well that retains the original large diameter of the well. The vent plug has a body having a top and a bottom and an opening extending from the top to the bottom. A neck extends from the body for insertion into the well. The neck has an opening therein and an arm positioned to engage the underside of a projection in the well without substantially intruding into the well diameter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.