Cleaner
US11419469B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 29, 2020 |
| Grant date | Aug 23, 2022 |
| Priority date | — |
| Expiry date | Oct 27, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L9/2884
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A cleaner includes a hollow cylindrical housing; a housing wall dividing an internal space of the housing into a first space and a second space; a wall through-hole defined to pass through the housing wall; a mounting portion including a mounting body having a top face and a mounting space defined therein in communication with the second space, the mounting body being fixed into the wall through-hole; first openings defined in a first region of the bottom face, and second openings defined in a second region of the bottom face; a separator disposed in the first space to form a flow path for guiding air to the plurality of openings, and a filter that includes a filter body located in the mounting space, and filter faces to filter the air flowing through the first openings and second openings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.