Fan assembly and air conditioner
US12228144B2 · kind B2 · utility
0Cited by
3References
20Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Apr 28, 2022 |
| Grant date | Feb 18, 2025 |
| Priority date | — |
| Expiry date | Apr 28, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2250/712
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A fan assembly includes a volute and a fan wheel. The volute includes a volute body and a volute tongue connected at an opening of the volute body. The fan wheel is arranged at least partially in the volute body. The volute tongue includes a flow diffusion portion and a flow-passing part. The flow-passing part is located at two sides of the flow diffusion part in an axial direction of the fan wheel. The flow-passing part is located at a higher position than the flow diffusion part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.