Vacuum cleaner using centrifugal force dust collection to prevent filter blinding
US6647587B1 · kind B1 · utility
44Cited by
15References
43Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 1, 2000 |
| Grant date | Nov 18, 2003 |
| Priority date | — |
| Expiry date | Apr 4, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S55/03
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A vacuum cleaner includes an electric blower generating the suction force; a suction port body on which the suction force of the electric blower acts and which sucks in the dust on the surface to be cleaned; and a centrifugal force dust collection section to collect the dust from the suction port body. The electric blower includes a fan section and a low input type motor to drive the fan section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.