Vacuum cleaner inner bag
US6280506A · kind A · utility
1Cited by
19References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 6, 1999 |
| Grant date | Aug 28, 2001 |
| Priority date | — |
| Expiry date | Apr 6, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S55/03
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An apparatus and method for separating particulates from a flow of air and particulates in a vacuum cleaner. In one embodiment, the apparatus includes a removable vacuum cleaner filter having a flange portion with a flange aperture. A flexible, porous filter element portion is attached to the flange portion and is elongated along a filter axis. The filter element portion has a generally constant cross-sectional area when intersected by a plane generally perpendicular to the filter axis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.