Cleaner
US11805952B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 10, 2020 |
| Grant date | Nov 7, 2023 |
| Priority date | — |
| Expiry date | Aug 4, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L2201/04
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A cleaner is provided. The cleaner includes a body, a first rotating plate, a second rotating plate, a first mop, a second mop, a support wheel, and an auxiliary wheel. The lowest parts of the first rotating plate and the second rotating plate are higher than a virtual reference line connecting the lowest part of the support wheel to the lowest part of the auxiliary wheel, and the lowest parts of the first mop and the second mop are lower than the reference line. The cleaner can prevent the first rotating plate, the second rotating plate, and the floor from being damaged while mopping of the floor is performed by the first mop and the second mop.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.