Dust separation apparatus of vacuum cleaner
US8186006B2 · kind B2 · utility
13Cited by
14References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2009 |
| Grant date | May 29, 2012 |
| Priority date | — |
| Expiry date | Mar 19, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L9/165
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A distribution unit for a dust separating apparatus of a vacuum cleaner is provided. The distribution unit distributes air and dust to the dust separation unit includes a body having an inlet for introducing the air and dust to the body, a plurality of branch passages for distributing the air introduced into the body to the dust separation unit, and a main passage for connecting the inlet with the branch passages, and wherein a passage cross-sectional area of the main passage at the branch passage is greater than a passage cross-sectional area of the inlet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.