Self-cleaning system and method for extraction cleaners
US-2018344112-A1 · Dec 6, 2018 · US
US10716447B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-10716447-B2 |
| Application number | US-201916551413-A |
| Country | US |
| Kind code | B2 |
| Filing date | Aug 26, 2019 |
| Priority date | Aug 27, 2018 |
| Publication date | Jul 21, 2020 |
| Grant date | Jul 21, 2020 |
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A floor cleaner including a vacuum source, a base having a suction inlet, a body pivotally coupled to the base, a handle that extends from the body. The floor cleaner further includes an upper end, the handle adjacent the upper end, a lower end opposite the upper end, the base adjacent the lower end, a front side, the suction inlet adjacent the front side, a back side opposite the front side, a battery that powers the vacuum source, the battery adjacent the back side, a supply tank configured to store a cleaning fluid, the supply tank adjacent the back side, and a recovery tank configured to store the cleaning fluid drawn through the suction inlet from the surface by the vacuum source, the recovery tank adjacent the front side.
Opening claim text (preview).
What is claimed is: 1. A floor cleaner comprising: a vacuum source; a base movable over a surface to be cleaned, the base having a suction inlet in fluid communication with the vacuum source; a body pivotally coupled to the base, the body pivotable between an upright storage position and an inclined operating position; a handle that extends from the body, the handle configured to pivot the body between the upright storage position and the inclined operating position and the handle configured to move the base over the surface; an upper end, the handle adjacent the upper end; a lower end opposite the upper end, the base adjacent the lower end; a front side, the suction inlet adjacent the front side; a back side opposite the front side; a battery that powers the vacuum source, the battery adjacent the back side; a supply tank configured to store a cleaning fluid, the supply tank adjacent the back side; and a recovery tank configured to store the cleaning fluid drawn through the suction inlet from the surface by the vacuum source, the recovery tank adjacent the front side. 2. The floor cleaner of claim 1 , wherein the vacuum source includes a motor, and wherein the motor is between the recovery tank and the battery in a direction from the lower end to the upper end. 3. The floor cleaner of claim 2 , wherein the battery is between the motor and the upper end in the direction from the lower end to the upper end. 4. The floor cleaner of claim 2 , wherein the battery is between the motor and the supply tank in a direction from the front side to the back side. 5. The floor cleaner of claim 1 , wherein the battery is between the front side and the supply tank in a direction from the front side to the back side. 6. The floor cleaner of claim 1 , wherein the battery is closer to the upper end than the recovery tank and the supply tank in a direction from the upper end to the lower end. 7. The floor cleaner of claim 1 , wherein the recovery tank defines a portion of the front side. 8. The floor cleaner of claim 7 , wherein the supply tank defines a portion of the back side. 9. The floor cleaner of claim 1 , wherein the base includes a distribution nozzle in fluid communication with the supply tank, and wherein the floor cleaner further includes an actuator configured to control a flow of cleaning fluid from the supply tank through the distribution nozzle. 10. The floor cleaner of claim 1 , wherein the handle is adjacent the front side. 11. The floor cleaner of claim 10 , wherein the handle includes a grip and an extension, the extension includes a first end adjacent the body and a second end adjacent the grip. 12. The floor cleaner of claim 11 , further comprising a handle axis that extends centrally through the first and second ends of the extension, wherein the handle axis extends through the recovery tank. 13. The floor cleaner of claim 11 , further comprising a handle axis that extends centrally through the first and second ends of the extension, wherein the battery is between handle axis and the back side in a direction from the front side to the back side. 14. The floor cleaner of claim 13 , wherein the battery is removable from the body in a direction along the handle axis. 15. The floor cleaner of claim 14 , the cleaner further including a battery cover movable between a closed position covering the battery and an open position enabling access to the battery. 16. The floor cleaner of claim 1 , wherein the supply tank is between the battery and the back side in the direction from the front side to the back side. 17. The floor cleaner of claim 16 , wherein the battery is between the upper end and the supply tank in a direction from the upper end to the lower end. 18. The floor cleaner of claim 17 , wherein the recovery tank is between the supply tank and the lower end in the direction from the upper end to the lower end. 19. The floor cleaner of claim 1 , wherein the battery, the supply tank, the recovery tank, and the vacuum source are coupled to the body for pivotal movement with the body relative to the base.
Recovery tanks (for cleaning machines A47L11/4013) · CPC title
Liquid supply reservoirs; Preparation of the agents, e.g. mixing devices · CPC title
Suction cleaners adapted to take up liquids, e.g. wet or dry vacuum cleaners (floor-scrubbing machines taking-up dirty liquid by suction A47L11/30) · CPC title
Details of arrangements of batteries or their installation · CPC title
Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle (A47L5/24 takes precedence) · CPC title
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