Electronic device having a cooling element
US5008582A · kind A · utility
89Cited by
2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 26, 1990 |
| Grant date | Apr 16, 1991 |
| Priority date | — |
| Expiry date | Apr 26, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S310/80
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
In an electric device having a package included an electric circuit element therein, a cooling fan is fixed on the package directly. The fan is formed of piezoelectric elements and a flexible cooling fin. The fan generates the cooling air flow due to vibration of the piezoelectric elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.