Air filtering system having easily removable and replaceable filter element, and methods
US6585792B2 · kind B2 · utility
76Cited by
17References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 20, 2001 |
| Grant date | Jul 1, 2003 |
| Priority date | — |
| Expiry date | Feb 20, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S55/31
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An air filter assembly for removing particulate contaminants, chemical contaminants, biological contaminants, or any combination thereof, from airplane cabin air. The filter assembly is lightweight and compact in size. Minimal clearance is needed in order to remove and replace the filter element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.