Air cleaner
US12290776B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 9, 2021 |
| Grant date | May 6, 2025 |
| Priority date | — |
| Expiry date | Mar 6, 2044 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF24F2221/38
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An air cleaner includes: a blower having an outlet formed on an upper side thereof; a circulator disposed over the blower and configured to control a wind direction of air flowing upwardly through the outlet; and a mover coupled to the circulator and configured to change an arrangement of the circulator, wherein the circulator includes: a lower cover having a lower plate coupled to the mover, and having an inlet formed around the lower plate; an upper cover disposed over the lower cover and having an outlet; a blower fan rotatably disposed between the lower cover and the upper cover, and having a circular inlet formed on a lower side and an annular outlet formed on an upper side; and a motor disposed on an upper side of the lower plate, and rotating the blower fan.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.