Nozzle arrangement of a cleaning device for cleaning a surface
US10856715B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 16, 2014 |
| Grant date | Dec 8, 2020 |
| Priority date | — |
| Expiry date | Feb 27, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA46B13/001
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
The present invention relates to a nozzle arrangement (10) of a cleaning device (100) for cleaning a surface (20), comprising: —a nozzle housing (28); —a rotating brush (12) that is rotatable about a brush axis (14) and comprises a substantially cylindrical core element (52) with flexible brush elements (16) that are arranged on a circumferential surface (56) of the core element (52), wherein said brush elements (16) are configured to contact the surface to be cleaned (20) and pick up dirt and liquid particles (22, 24) from the surface to be cleaned (20) during a rotation of the rotating brush (12); —a drive for driving the rotating brush (12); —a liquid supplying arrangement (58) for supplying a cleansing liquid (68) to the rotating brush (12); —a wiping element (32) for wiping dirt and liquid particles (22, 24) across or off the surface to be cleaned (20), wherein said wiping element (32) extends along a longitudinal direction (48), which is arranged substantially parallel to the brush axis (14), and wherein said wiping element (32) is arranged on a first longitudinal side (27) of the rotating brush (12) where the brush elements (16) enter the nozzle housing (28) during the rotat…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.