Filter holding frame
US11027230B2 · kind B2 · utility
1Cited by
16References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 27, 2019 |
| Grant date | Jun 8, 2021 |
| Priority date | — |
| Expiry date | Dec 27, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2271/00
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A filter holding frame that may be used agricultural environments. The filter holding frame may include a plurality of interconnecting members with an upstream hemmed edge and downstream opposing flanges. The opposing flanges of the members may define a sealing face configured for a plurality of air filters. The members of the outer periphery of the filter holding frame may include the mounting surface and the sealing face.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.