Fan apparatus
US8137064B2 · kind B2 · utility
2Cited by
5References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 13, 2007 |
| Grant date | Mar 20, 2012 |
| Priority date | — |
| Expiry date | Jun 4, 2030 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D29/544
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A fan apparatus includes an impeller, a motor rotating the impeller, a plurality of stator blades arranged opposite to the impeller in an axial direction. The stator blades each include a curved portion at which the stator blades each are curved with respect to the direction in which the stator blades extend.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.