Filter device and air cleaner having the same
US11965674B2 · kind B2 · utility
0Cited by
36References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 20, 2021 |
| Grant date | Apr 23, 2024 |
| Priority date | — |
| Expiry date | Apr 3, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF24F13/28
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
An air purifier or air conditioner including a filter device. The air purifier includes: a main body: a suction port provided to allow air to flow into the main body; a filter provided in the main body to filter the air suctioned from the suction port and including a frame and a filter body fixed to the frame; an auxiliary filter member separably mounted on the filter; and a locking device provided on the frame of the filter such that the auxiliary filter member is separably mounted on the frame of the filter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.