Self-cleaning system and method for extraction cleaners
US11779176B2 · kind B2 · utility
0Cited by
8References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 4, 2022 |
| Grant date | Oct 10, 2023 |
| Priority date | — |
| Expiry date | Aug 4, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L11/4083
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A cleaning tray is provided for docking an extraction cleaner, including upright or robot extraction cleaners, for self-cleaning. The cleaning tray may include one or more sprayers for spraying a cleaning fluid toward a suction nozzle, brush chamber, and/or agitator of the extraction cleaner. Systems for self-cleaning extraction cleaners are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.