Cleaning tool
US9468350B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 30, 2012 |
| Grant date | Oct 18, 2016 |
| Priority date | — |
| Expiry date | Jul 10, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L11/4041
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A cleaning tool 10 having at least one side opening 41 and a cleaning roll 50 at a cleaning head 30, wherein a dust guide surface 42 for leading dust from a surface to be cleaned to the side opening 41 is provided along a lower end of the side opening 41; the cleaning roll 50 is formed of an elastic roll having a surface covered with a thin film 53, and is rotatably arranged in a position to close the side opening 41 and to be in contact with the surface to be cleaned; and the cleaning roll 50 rotating according to movement of the cleaning head 30 takes the dust through the dust guide surface 42 into the side opening 41 while pushing the dust against the surface to be cleaned.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.