Multi-stage centrifugal fan
US8734087B2 · kind B2 · utility
1Cited by
15References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 28, 2010 |
| Grant date | May 27, 2014 |
| Priority date | — |
| Expiry date | Feb 6, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D29/444
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A multi-stage centrifugal fan is provided and includes first and second stages of a rotor having substantially axially aligned rotor vanes formed to impart energy to a fluid moving in an outward radial direction when the first and second stages of the rotor rotate about a centerline and a stator having stator vanes radially interposed between and substantially axially aligned with the first and second stage rotor vanes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.