Mixed flow fan module and portable air purifier with mixed flow fan module
US11717782B2 · kind B2 · utility
1Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 2021 |
| Grant date | Aug 8, 2023 |
| Priority date | — |
| Expiry date | Oct 21, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D29/646
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A mixed flow fan module and a portable air purifier including a mixed flow fan module are provided. The mixed flow fan module may include a fan housing having an outer surface that is curved along a circumferential direction and defining an operation space, a fan rotatably disposed inside of the fan housing, and a fan base coupled to the fan housing and configured to guide air toward the fan.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.