Air purification system
US11040123B2 · kind B2 · utility
2Cited by
1References
19Claims
0Family size
Inventors
Key dates
| Filing date | Oct 4, 2019 |
| Grant date | Jun 22, 2021 |
| Priority date | — |
| Expiry date | Jan 23, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2259/804
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A portable or handhold air cleaning system, whose air flow pipeline made of highly reflective and low absorptive material for UVC or UVB light acts also as a UV light waveguide, is invented. The system features a TEC cooled LED light source; air flow warm up mechanism; and UV light absorption/air cleaning enhancement device. The system is useful for travellers and office workers during flu and hay-fever seasons.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.