Battery charger capable of efficiently cooling secondary battery in battery pack and charging circuit unit in battery charger
US9917452B2 · kind B2 · utility
10Cited by
2References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 8, 2014 |
| Grant date | Mar 13, 2018 |
| Priority date | — |
| Expiry date | Aug 4, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K7/20145
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A battery charger that is configured to charge a battery pack including a secondary battery includes: a housing; and a charging circuit unit disposed in the housing. The housing defines a first air passage in which air flows to cool the secondary battery and a second air passage in which air flows to cool the charging circuit unit. The second air passage is independent from the first air passage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.