Nozzle for cleaner
US11896188B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 14, 2021 |
| Grant date | Feb 13, 2024 |
| Priority date | — |
| Expiry date | Jul 14, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L13/22
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A nozzle for a cleaner has a nozzle housing, and first and second rotation cleaning units arranged on a lower side of the nozzle housing and spaced apart from each other. Each of the first and second rotation cleaning units includes a rotation plate coupled to a mop. The nozzle includes a first driving device having a first driving motor to drive the first rotation cleaning unit. The nozzle also includes a second driving device having a second driving motor to drive the second rotation cleaning unit. Further, the nozzle has a water tank mounted on the nozzle housing to store water. The nozzle housing includes driving unit covers arranged to surround each of the driving devices. At least one of the driving unit covers includes a first protruding surface, and a second protruding surface positioned higher than the first protruding surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.