Filter bag and a filter device provided with such filter bag
US7329296B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 14, 2003 |
| Grant date | Feb 12, 2008 |
| Priority date | — |
| Expiry date | Mar 31, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2265/024
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A filter bag (1) for a filter device includes a tubular, flexible, air-penetrable filter body (6) provided with a suspension arrangement at an unfolded end thereof. The suspension arrangement includes a rigid ring element (7) with outwardly protruding members 10 annularly secured to the unfolded end of the filter body. The ring element (7) is arranged at least partially at an interior part of the filter body (6). Also a filter device including a housing with a dust chamber (4) and a clean-air chamber (5) that are separated by an partition wall (3) suspending at least one filter bag (1) as described above that extends through an opening (2) provided in the partition wall (3) with a main part of the filter body (6) located in the dust chamber (4). The ring element (7) of the filter bag (1) extends at least partially into the opening (2) in the partition wall (3).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.