Vacuum cleaner filter bag comprising a sealing device
US8479356B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 22, 2006 |
| Grant date | Jul 9, 2013 |
| Priority date | — |
| Expiry date | Jan 9, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L9/14
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
The present invention relates to a vacuum cleaner filter bag comprising an inlet opening, a retaining plate, which is situated on the exterior of the bag in the vicinity of the inlet opening and can be attached to a retaining device of a vacuum cleaner in order to fix the vacuum cleaner filter bag, and a closing device situated in the vicinity of the inlet opening, which is configured in such a way that it adopts a first position when the retaining plate is not attached to the retaining device and a second position by the attachment of the retaining plate to the retaining device, wherein the inlet opening is closed in the first position of the closing device and is open in the second position of the closing device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.