Rake shaped fan
US7321184B2 · kind B2 · utility
36Cited by
8References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 9, 2005 |
| Grant date | Jan 22, 2008 |
| Priority date | — |
| Expiry date | Feb 9, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K7/20172
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
In some embodiments, a piezoelectric actuator is coupled to a blade having a rake shape. The blade may include a base with two or more prongs extending therefrom. At least a portion of one or more prongs may be positioned between the fins of a heat sink. Other embodiments are disclosed and claimed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.