Dual-purpose circulating purifier
US11578876B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 23, 2018 |
| Grant date | Feb 14, 2023 |
| Priority date | — |
| Expiry date | Sep 29, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF24F2221/18
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a dual-purpose circulating purifier, including a housing, an oil fume purification device, a fresh air supply device, and a double-wing baffle device, where the oil fume purification device includes a fume suction opening, a first air outlet, a grease separator, a fume suction cavity, a first fan, a fume purification chamber, and a fume purification filter layer; the fresh air supply device includes an air suction opening, a second air outlet, a dust blocker, an air suction cavity, a second fan, a gas purification chamber, and a gas purification filter layer; and the double-wing baffle device includes a first baffle and a second baffle. The dual-purpose circulating purifier can purify indoor oil fumes, and also provide purified fresh air to the indoors, greatly improving air quality.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.