Surface cleaning apparatus
US11096539B2 · kind B2 · utility
7Cited by
35References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 2, 2020 |
| Grant date | Aug 24, 2021 |
| Priority date | — |
| Expiry date | Nov 2, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L11/4088
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A surface cleaning apparatus includes a housing including an upright handle assembly and a base mounted to the upright handle assembly and adapted for movement across a surface to be cleaned. The surface cleaning apparatus is further provided with a fluid delivery system comprising a fluid dispenser configured to dispense fluid to a brushroll and at least one fluid delivery channel forming a portion of a fluid delivery pathway. The fluid delivery channel can extend adjacent to a portion of the suction nozzle assembly. An interference wiper interfaces with a portion of the brushroll to remove excess liquid from the brushroll.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.