Bagless dust box for vacuum cleaner
US7260867B2 · kind B2 · utility
10Cited by
16References
27Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 10, 2003 |
| Grant date | Aug 28, 2007 |
| Priority date | — |
| Expiry date | Jun 9, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S55/03
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A vacuum cleaner is provided including a housing, a nozzle inlet, a suction generator carried on the housing and a dust box carried on the housing. Additionally, a partition is provided dividing the dust box into a coarse particle dirt collecting chamber and a fine particle filtering chamber. Further, a filter assembly including a support frame and a filter element is provided. The support frame holds the filter element in the filtering chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.