Hand-held vacuum cleaner
US10531773B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 22, 2016 |
| Grant date | Jan 14, 2020 |
| Priority date | — |
| Expiry date | Mar 22, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L9/1666
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A hand-held vacuum cleaner (100) is provides, including a housing (1) and a floor brush (200), the housing (1) is provided with an air inlet (111) and an air blowing vent (121), the air blowing vent (121) is disposed adjacent to the air inlet (111); the floor brush (200) is provided with a floor brush inlet (201), a floor brush outlet (203) and a floor brush opening (202), the floor brush inlet (201) is in communication with the air blowing vent (121), the floor brush outlet (203) is in communication with the air inlet (111), the floor brush opening (202) is located at a side of the floor brush (200) away from the housing (1), and an airflow blowing from the air blowing vent (121) first flows to the floor brush opening (202) through the floor brush inlet (201), and then flows to the air inlet (111) through the floor brush outlet (203).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.