Extraction cleaner
US12336682B2 · kind B2 · utility
Assignee
Inventors
- Adam Udy
- Lee M. Cottrell
- Chi Ho Hui
- Jian cheng Wang
- Fariha AHMED
- Jennifer ANDREWS
- Devan SCHAPPLER
- Dejian HE
- Kevin O'Malley
- Ognjen Vrdoljak
- Peter CAHALY
- Scott Niedzwecki
- Bartholomew DE BANZIE LAMPARD
- Qiang Liu
- Yinhui Li
- Daniel Innes
- Jordan Ridgley
- Linqiang FENG
- Yongsheng LAI
- Mingchun Zhu
- Xavier F. CULLERE
- Zach SHONFELD
- Ryan Shimizu
- Jeremy MCDANIEL
Key dates
| Filing date | Jun 8, 2023 |
| Grant date | Jun 24, 2025 |
| Priority date | — |
| Expiry date | Jun 8, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L11/408
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An extraction cleaner may include a base, an upright body pivotally coupled to the base, a supply tank removably coupled to the upright body and a recovery tank removably coupled to the upright body. The base may include a non-removable door and a removable suction nozzle. At least one fluid dispensing nozzle may be provided on the door. The door may be pivotally coupled to the base for providing access to an agitator. The cleaner may include and auto-spray configuration. The cleaner may include a support on the upright portion for the recovery tank. The cleaner may include an additive tank received in a receptacle of the supply tank. The recovery tank may include a float and/or an airflow management configuration. The cleaner may include a cleaning tool and a suction changeover valve and/or a fluid changeover valve. The cleaner may include a mixing valve for supplying fluid to a fluid changeover valve. A cleaning composition including an aqueous based cleaning solution mixed, on demand, with an aqueous based oxidizing solution is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.