Middle or large-sized battery pack case of excellent cooling efficiency
US8658303B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 10, 2009 |
| Grant date | Feb 25, 2014 |
| Priority date | — |
| Expiry date | Jan 14, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A middle or large-sized battery pack case having a plurality of stacked battery cells, a coolant inlet port and a coolant outlet port, and a flow space (‘coolant introduction part’) extending from the coolant inlet port to the battery module and another flow space (‘coolant discharge part’) extending from the battery module to the coolant outlet port, an upper end inside of the coolant introduction part facing the top of a unit cell stack is configured to have an inclined plane inclined from the end opposite to the coolant inlet port toward the coolant inlet port at a positive angle of 3 to 8 degrees to the top of the unit cell stack, and the coolant inlet port is inclined at an angle of 20 to 80 degrees.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.