Handheld cleaner
US11272818B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 22, 2019 |
| Grant date | Mar 15, 2022 |
| Priority date | — |
| Expiry date | Feb 16, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L9/322
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A cleaner includes a main body having an opening, a suction motor accommodated in the main body and configured to generate suction force, an opening cover separably coupled to the main body and configured to cover the opening, a motor housing configured to surround the suction motor, a flow guide disposed to surround at least a portion of the motor housing and spaced apart from the motor housing, and a filter mechanism disposed between the motor housing and the flow guide and including a filter member configured to filter dust contained in introduced air. The filter member is disposed to surround the motor housing, and the filter member includes a first filter unit and a second filter unit extends in a direction in which the first and second filter units cross each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.