Fan
US10012236B2 · kind B2 · utility
1Cited by
20References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 12, 2014 |
| Grant date | Jul 3, 2018 |
| Priority date | — |
| Expiry date | Oct 4, 2034 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2300/43
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A centrifugal fan is described. The fan uses a blade that is tapered across the span of the blade. The taper can be larger towards the end opposite of the inlet or larger at the inlet. The blade may be backwardly inclined and/or curved. The fan may also include a turning vane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.