Vacuum cleaner and filter for a vacuum cleaner
US11363922B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 11, 2019 |
| Grant date | Jun 21, 2022 |
| Priority date | — |
| Expiry date | Jul 25, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2279/55
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A vacuum cleaner including a suction inlet, a conduit in fluid communication with the suction inlet, a filter having a valve releasably connected to a filter inlet, the filter configured to collect debris drawn through the suction inlet. The vacuum cleaner further comprising a release mechanism moveable from a first position to a second position. In the first position, the filter is in fluid communication with the conduit to collect debris with the valve being open, and in the second position, the filter is disconnected from the conduit with the valve being closed. Movement of the release mechanism between the first and second positions closes the valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.