Vacuum cleaner
US11896194B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 3, 2020 |
| Grant date | Feb 13, 2024 |
| Priority date | — |
| Expiry date | Jul 28, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05F1/00
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A vacuum cleaner of the present disclosure includes a cleaner body having a suction motor provided inside thereof and a handle provided outside thereof, and a suction nozzle connected to the cleaner body, wherein the suction nozzle includes a housing having at least part of a front portion opened, and a rotary cleaning unit disposed inside the housing, having at least part thereof exposed through the opening of the housing, and configured to clean a floor by a rotating operation, wherein the rotary cleaning unit includes a cylindrical nozzle body rotatably installed inside the housing, and fiber filaments and metal filaments disposed on an outer circumferential surface of the nozzle body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.