Air filter
US9127625B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 27, 2012 |
| Grant date | Sep 8, 2015 |
| Priority date | — |
| Expiry date | Nov 27, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An air filter for a fresh air system of an internal combustion engine may include a housing having a first housing shell and a second housing shell. An intermediate panel may be disposed therebetween separating a crude chamber from a clean chamber in the housing. The intermediate panel may have a passage opening. A filter element may be arranged in the passage opening, and the filter element may include a surrounding seal. The intermediate panel may include a surrounding seal contour on an inside edge bordering the passage opening, and the seal may rest on the seal contour. A fixing frame may be configured as a separate component with respect to the intermediate panel, the two housing shells, and the filter component. The fixing frame may encompass a side of the seal facing away from the seal contour along the filter element and be secured to the intermediate panel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.