Floor cleaner
US10729303B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 6, 2018 |
| Grant date | Aug 4, 2020 |
| Priority date | — |
| Expiry date | Mar 8, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L11/4088
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A floor cleaner, comprising: a cleaning roller, a water channel, a clean water tank, a clean water supply system, a wastewater tank and an air pump. The water channel is configured to cover the cleaning roller with an airtight seal. The clean water tank, the clean water supply system and the water channel are in communication with each other, and the clean water supply system is configured to allow clean water in the clean water tank to flow to the water channel. The wastewater tank comprises a chamber for recovery and store of wastewater, and the chamber is provided with a wastewater inlet and an air extraction opening. The wastewater inlet and the water channel are in communication, and an inlet of the air pump and the air extraction opening of the wastewater tank are in communication.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.