Extractor tank assembly
US11311167B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 10, 2019 |
| Grant date | Apr 26, 2022 |
| Priority date | — |
| Expiry date | Dec 9, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L11/4025
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A recovery tank for a surface cleaning apparatus such as an extractor is provided. The apparatus comprises a base positionable on the surface to be cleaned and includes a suction nozzle having a suction inlet in fluid communication with a duct and an exhaust outlet. The recovery tank is mountable to the base and has one or more walls and a bottom surface. The recovery tank includes a tank inlet extending through the bottom surface, wherein the tank inlet is positioned adjacent the base and operatively coupled to the duct outlet when the recovery tank is mounted to the base. A tank air outlet extends through the bottom surface, wherein the tank air outlet is positioned adjacent the base and operatively coupled to the exhaust outlet when the recovery tank is mounted to the base. A tank air outlet tube extends into the recovery tank from the tank air outlet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.